Alex proposes that he and Kate join forces, but Kate is reluctant to do so. Shawn talks to Belle about how she's going to have to accept that he's going to be with other people, now that Belle is married and has a daughter with Phillip. John tries to talk Marlena into giving their marriage another chance, but Marlena knows that John still loves Kate.
Kate agrees to partner up with Alex. Shawn tells Belle that he wants to be with Mimi, but only if she'll be with him. Marlena begins to remember being in love with John, but wonders why she slept with Roman if she loved John. After a religious experience at church, Mimi decides that she can let herself be with Shawn.
Both John and Alex fight for Marlena, but Alex receives a fax that tops John's reasons for Marlena to be with him. Billie tells Nicole and Sami to stay away from Austin, then visits Austin to find out who his new love is. Nicole and Sami hide on the roof in order to overhear the identity of the mystery woman. Belle tries to accept that Shawn is going to be with Mimi, but wishes that she was with Shawn instead.
Hope and Frankie help plan a party for Jack in order for him to impress Jennifer. Sami learns that Eugenia is Lucas's new assistant. Roman drops the divorce papers off at Kate's, and Marlena calls Roman, Kate, John and Alex to inform them that she's made a decision.
Roman, John, and Alex continue to try to sway Marlena's choice, but then announces that she's chosen to be with Alex. John and Roman are shocked by her decision. Belle and Mimi discuss Mimi and Shawn's impending relationship. Sami tries to prove to Austin that despite her past, she can be an asset for his company.
Roman and John are still shocked about the evidence that Marlena was once married to Alex. Sami is able to steal the Clear Visage account away from Titan, and Lucas is upset about it. Belle tries to explain that her actions are due to post-partum depression, but Mimi thinks that she's depressed over not being with Shawn.
Nicole and Roman both wind up at Chez Rouge, and end up spending the evening together at the restaurant. John tries to prove that Alex is a fraud, but Marlena won't listen to him. Phillip overhears Belle say that she'll always love Shawn.
Sami and Lucas continue to try to land the Clear Visage account for their respective companies. John continues to believe that Alex is lying when he can't find a record of Alex and Marlena's divorce. John is shocked by Alex's reason behind it. Jack and Jennifer spend a romantic evening together, but Jack continues to plan his suicide.
Phillip, Belle, Mimi, and Shawn go on a double date. Jack and Jen continue to share a romantic night together, and while Jennifer is sleeping, Jack begins his plan to kill himself by taking a bunch of pills. Alex begs Marlena to let him prove he's the man that she fell in love with years ago.
Carrie finds out about Austin taking over her company, and finally figures out that's why he went to Los Angeles. Feeling frustrated, she slaps Austin, leading Sami and Lucas to think Carrie and Austin's newly rekindled relationship is over. Patrick learns about Billie's confession, but doesn't believe she's being honest about what actually happened. Meanwhile, Jennifer tells Frankie to stay and Hope falls apart when she and Bo return to an empty house.
Billie tells Kate the real reason she confessed. Patrick, still thinking something's not right, heads out to find the truth about Billie's confession. After questioning Chelsea, Patrick becomes even more certain that something is up with Billie's confession. Alice, Julie, and Maggie come over to help Hope deal with Zack's death. Bo heads to the station to confront Billie and to tell her that she can't take the fall for Chelsea. Meanwhile, Lucas comforts Carrie and Austin comes over to ask for her forgiveness.
Despite Bo's pleads to tell the truth, Billie refuses to tell everyone that Chelsea killed Zach, not her. Jennifer tells Hope about the DVD Jack left for her. Chelsea burns her temporary license after being interrogated by Patrick. Later, Hope is angry when she sees Bo and Billie together.
Max urges Chelsea to tell the truth, but Chelsea is reluctant to do so. Billie tries to explain why she and Bo were hugging to Hope, but Hope refuses to believe it. Later, Austin, Carrie, Sami, and Lucas hear about Zach's death and Billie's confession.
Bo tells Chelsea that he has to tell Hope the truth, but Chelsea tells him that if he does, he'll lose both her and Hope. Bonnie finds out that Kate also knows that Shawn is Claire's father. Meanwhile, Claire gets stronger and stronger without life support and Lois and Alex kiss.
Phillip, Belle, Shawn, and Mimi learn that Claire will be able to go home soon. They then talk about the sacrifice that the Brady's had to make in order for Claire's life to be saved. Lois and Alex talk about Alex's relationship with Marlena and how John is becoming more and more suspicious.
Patrick obtains the security tapes from the mart and finds the evidence he needs to prove Billie's innocence. At the courthouse, Lucas and Sami talk about Austin and Carrie's rocky relationship. Meanwhile, Caroline talks to Chelsea about making the right decision. Bo tells Caroline the truth about Zach's death, just as Billie tells the whole truth to Frankie.
John and Marlena visit Claire, happy she's being sent home. Bonnie tells Mimi that Claire is Shawn's baby, not Phillips and then tells her she better marry Shawn as soon as possible. Also at the hospital, Alex talks to Lois, who is not happy about his continuing relationship with Marlena. At the courthouse, Billie and Frankie argue over Billie's decision to take the fall for Zach's death. Hope sees Zach's bloody pajamas and faints. Lastly, Hope overhears Bo, Patrick, Billie and Chelsea arguing about the accident.
Mimi continues to deal with the knowledge that Shawn is the father of Claire and reconsiders her impending marriage to Shawn. Lucas offers Carrie a job at Titan and Austin, despite Sami trying to talk him out of it, decides not to give up on pursuing a relationship with Carrie. Meanwhile at the courthouse, Hope is told the truth about who killed Zach and Chelsea tries to get Max to help her flee the city.
Lucas and Carrie work out the final arrangements about her new job at Titan. Austin confronts Carrie and begs her to let him explain, and she ends up agreeing to do so. Mimi wants to tell Shawn the truth about Claire, but Bonnie stops her from doing so. Later, Belle admits that she wants Shawn to be Claire's father, not Phillip. At the courthouse, Bo argues with Patrick, but are interrupted when they hear Hope yelling. Hope accuses Chelsea of killing Zach, and she confesses to hitting him with the car, but then tells her that Bo gave her permission to take the car out. Meanwhile, Lexie worries about Abe's surgery.
Bonnie continues to pressure Mimi about marrying Shawn soon, but Mimi resists, still wanting to tell Shawn the truth about Claire. Hope, already in a fragile mental state, breaks down even more when she finds out the truth about Bo's role in Zach's death. Bo tries to console her, but it's no use. Meanwhile, Caroline offers Belle advice about her marriage to Phillip after Belle confesses that she's still in love with Shawn.
Now that Hope knows the truth about Zach's death, and Bo's role in that death, she struggles with whether or not she can ever forgive Bo. Jennifer tells her that she can't give up on him and that their love can make it though even these hardest of times. Meanwhile, with Abe in surgery, Tek comes back in pursuit of Lexie.
Jennifer, Maggie, and Alice try to convince Hope to forgive Bo, but Hope is reluctant to change her mind. Bo is told to arrest Chelsea and he goes with Billie to help Cheslea through her booking. Hope sees this and becomes more sure of her decision to leave Bo. Carrie and Lucas celebrate their partnership, but it's interrupted when Carrie sees Austin meeting with an investor. Nicole and Roman flirt together, and Tek and Abe fight over Lexie, but stop when they hear that Zach was the donor for Abe's surgery.
Prior to Zach's funeral, Hope continues to refuse to talk to Bo after finding out the truth. Shawn stresses over giving Zach's eulogy while Mimi worries about whether or not to tell Shawn about Claire. Kate talks Billie and Chelsea into coming to Zach's funeral, then plots with Bonnie and Victor to make sure Shawn never knows he's Claire's father. Meanwhile, Jack returns to Jennifer as a ghost to tell her to be with Frankie and to move on with her life. Later, Jennifer and Frankie share a passionate kiss.
Marlena and Alex spend the day together after Alex feels light headed and Marlena takes him to the penthouse. Alex begins to worry about Lois' threats and decides to leave. John tries to get the truth out of Lois. Mimi tries to tell Shawn the truth, but they are interrupted when Chelsea comes to the funeral, resulting in a fight between Chelsea, Shawn, Bo, Billie and Hope.
Bo continues to try to be there for Hope, but she continues to push him away. Bo tries to fix things by arresting Chelsea, but Patrick is the one to comfort Hope. Alex learns that Lois told John about his plans. Tek admits his feelings to Lexie. Shawn agrees to marry Mimi sooner than they had planned.
Bo sees Patrick comforting Hope, and knowing that he's not able to comfort her upsets him. John reveals Lois and Alex's plot to Marlena. Mimi tells Phillip and Belle about her and Shawn's wedding, and Belle becomes jealous when she sees the engagement ring.
An angry and hurt Hope kicks Bo out of the house. Marlena and John find Lois' body, and it appears that she killed herself. Mimi tells Belle and Phillip about how she and Shawn are getting married sooner than planned.
Bo gets drunk and increasingly angry after Hope kicks him out of the house. Billie finds him and tries to comfort him. John is suspicious of Alex after he and Marlena find Lois' body. Mimi sees Belle and Shawn on the roof together, then later, after a dream, decides she can never tell him the truth about Claire.
On the roof, Belle admits her feelings for Shawn. Lois tries to explain the details of what had happened earlier. Kate tries to play matchmaker with Carrie and Austin, even though Carrie still refuses to give Austin another chance.
Billie continues to comfort Bo after his bad night the night before. Belle and Shawn talk about their relationship and try to figure out a way to be just friends. Austin talks to Kate about his worries about losing Carrie to Lucas. Meanwhile, Carrie tries to get Sami and Lucas to see that they are still in love with each other.
Alex visits Marlena and shows her a wedding announcement and a wedding dress. Chelsea talks about her case with Frankie, but Hope continues to refuse to forgive her. Hope and Jen talk about Hope's decision to kick Bo out of the house. Kate and Bonnie continue to figure out how to get Shawn and Mimi married and how to make sure that Shawn never knows the truth about Claire. Later, Hope catches Bo in bed with Billie.
Billie kicks herself for listening to Chelsea and making it look like she and Bo slept together. Hope and Jennifer see Billie and Bo together, and Hope becomes more certain that she made the right choice in leaving him. Belle confronts Shawn about whether or not he still loves her, and Bonnie and Kate continue to pressure Mimi not to tell Shawn the truth about Claire. Meanwhile, John confronts Alex, and ends up punching him.
Austin and Lucas both plan separate special dinners for Carrie and both decide to have Caroline make her favorite meals at the pub. In the park, Carrie talks to Lexie about how she's having a hard time choosing between Austin and Lucas, and Lexie helps her decide who she truly loves. Later, Carrie collapses in the park gripping her stomach. Mimi tries again to tell Shawn about Claire, but once again, she has trouble getting up the nerve. However, she does convince Shawn to forgive his father and invite him to their wedding. Meanwhile, Hope and James are rescued by Patrick, but after her fall, Hope is injured and Patrick tends to her.
Alex and Marlena discuss Lois' burial. Lexie stops by to visit, but Alex becomes suspicious and throws her out. Later, Lexie confronts John to tell him that Marlena hasn't been drugged into being with Alex, then is approached by Tek, who convinces her to go out with him. Shawn takes Mimi to the park for a surprise, but there, Belle tries to convince Shawn not to marry Mimi. Bonnie continues to pressure Mimi not to tell Shawn the truth, but knowing that she's lying continues to make Mimi feel guilty. Meanwhile, Austin and Lucas argue over who gets to have dinner with Carrie, but Carrie, Sami, Lucas, and Austin end up eating as a foursome instead.
At the hospital, Austin and Lucas continue their fighting over who will be with Carrie, while she is trying to decide who she wants to be with. When she wants to find out who her sister will choose, Sami goes to Lexi to see if she knows and threatens to blackmail her to tell her or she'll tell Abe about her affair with Tek. In another part of the hospital, Marlena starts to remember what happened to her, making Alex nervous and considers killing her so she can't go back to John. In another part of the hospital, Belle goes to John for advice about what to do with Shawn and Mimi's upcoming wedding. Bonnie and Kate are working together to get Shawn and Mimi married without Belle breaking up the ceremony.
Mimi and Shawn return to the loft after the reception. Mimi, still racked with guilt, debates telling Shawn the truth, and tries, but Shawn stops her. Phillip and Belle talk about their relationship. Phillip tells Belle that he knows she'll always love Shawn, but the love that they share is deeper than her love with Shawn. Lexie and Alex argue about Marlena's well-being, but Alex's blackmail stop Lexie from helping John get Marlena back. At the wedding reception, despite Carrie and Austin looking close, Carrie reveals that she's chosen Lucas instead of Austin. Abe confronts John about his plot to take Alex down.
With Memorial Day barbecues in full swing, Jack takes time to reflect on Memorial Days past, as well as the start of the illness that landed him in the hospital. Abby also takes time to reflect after realizing that today is her mother and father's first anniversary since her father's "death". Meanwhile, Shawn and Mimi welcome home Hope and tell her the news of their in vetro plans; Bo talks to Billie about Hope; and John escorts Marlena to the Horton family BBQ, much to the thrill of Belle.
In the apartment building, EJ, Sami, and Lucas are fighting about Sami's past, only to be broken up by Austin and Carrie. As EJ and Sami talk about how much fun they had together that day, Lucas and Carrie look on and say that they look good together while Austin tells them that he trusts Sami with the other man. A surprised Bo learns that Hope spent the night with him and they then go to the church for Jenn's wedding. At Jenn's house, a drunk Chelsea answers Jack's call and thinks someone is playing a sick joke on her. At the church, the guests begin to arrive for Frankie and Jenn's wedding, and Lexie is out to destroy Sami. At this point, Jack and Steve arrive at the church, with Jack hoping the church can jog Steve's memory.
While Mimi is babysitting Claire, Bonnie pays them a visit and soon persuades Mimi to read Belle's diary.
When EJ goes up the roof and sees Austin and Carrie making love, he soon tries to keep Sami and Lucas from going up there to see them together.
Songs: Edwin McCain -- I'll Be
At Sami’s apartment, she and Lucas continue in their argument over his actions. Meanwhile, Mimi goes to Maggie’s restaurant and soon gets a job. When Willow begins showing her the ropes, they become fast friends and she unwittingly invites Mimi over to meet Shawn. While at his parent’s pub, Bo and Hope are discussing what has been going on with their family when Patrick shows up to talk to Hope, wanting to take her away for a few days. Not long after he leaves, she runs into Abe to ask for his opinion regarding Patrick’s innocence. After leaving the pub, Bo runs into Shawn and offers to let him stay on the boat while Patrick meets up with Dr. Bader to pay her off to say the baby is his. Elsewhere, Chelsea finds Kate with EJ and learns that they slept together.