Samantha arrives at college and risks getting expelled after just one night.
Samantha gets to stay at college, but Kathryn turns the whole dorm against her after Samantha "narcs" on her, which causes parties to be banned in the dorms. Meanwhile, Dawn finds out she still has a lot to learn about acting.
Samantha and Kathryn both rush the same sorority, Gamma Kappa Nu, only to find that there is only one spot open. As a result, Samantha and Kathryn decide to do whatever it takes to be pledged by the sorority.
When their professor assigns the class a big project to determine who has to drop the course, Samantha and Noah decide to team up for it. However, at learning they have to sell a calendar with Devon in it, Samantha has to find the courage to ask him for help in completing it.
Just when it looks like Devon and Samantha are going to be able to spend some time together now that they’re dating, Cynthia unknowingly makes herself a third wheel. When Samantha puts her foot down about her behavior, Cynthia starts drinking to deal with her problems. Things get stickier when the drunken Cynthia crashes Sam and Devon’s date at Colony and she then takes drastic steps to stay out of Sam’s life for good.
Midterms are rapidly approaching and Sam is having a hard time studying in the dorms with all the noise. As a result, Dorothy invites her to spend some time at her mansion so she can have enough time to study quietly. During this time when Sam discovers several secrets, one about Dorothy’s past and the other is about what’s going on with Cynthia’s home life. Meanwhile, Dawn’s diva attitude causes her cast mates to quit the play. It is only after calling her agent to do damage control that Dawn does her best to change her superstar ways.
Sam’s birthday is around the corner and Devon is trying to find the perfect way to celebrate the day with her. When he and Dawn surprise Sam with the perfect birthday weekend, a ghost out of Sam’s past comes back for a visit. After she takes Devon’s advice to find out why her uncle came back into her life, Sam gets a surprise she wasn’t expecting for, especially after her uncle was telling her some lies about his life. Also, Dawn decides to take her relationship with Trent to the next level and Noah tries to find a way to deal with a rival.
Sam learns that her uncle's life might depend on her, just when Devon's depending on her to say three little words.
Sam sheds some clothing and some dignity trying to win a trip to Cabo.
Samantha's uncle, Patrick, returns and shares some information with Sam; Sam also learns some shocking information about Dorothy. Things aren't looking good for Dawn's and Devon's relationship , especially when Dawn discovers that Devon still loves Sam.
New relationships are forming just as classes are ending for the holidays; Kathryn's father returns to bring her home. Also, Samantha has to come to terms with someone from her past.