Harley struggles with her choice to trust in Mallet’s protection. Later, while holed up in Mallet’s office, the two battle over their breakup and Mallet reveals that he wrote Harley countless letters, apologizing and trying to make up for the pain he caused her. Later, Harley makes the stunning discovery that Frank was the one who kept Harley and Mallet from reconciling by hiding the letters from her. With this new information, Harley can’t help but see Mallet in a new light. Meanwhile, Gus is convinced that Olivia’s disappearance confirms her guilt. He insists Frank launch an investigation but Bill defends Olivia and Frank wonders if Gus is grasping at straws to clear Harley. Gus won’t to give up and later approaches Alan about uniting to bring Olivia to justice, on the condition that Alan accepts Harley as part of Gus’s life. Alan agrees to Gus’ terms but later reveals he was behind Harley’s transfer all along. Bill is searching for Olivia, refusing to believe in her guilt until Vanessa calls him on his worst fear, that Olivia is in fact the murderer. With Vanessa’s guidance, Bill sets off to let Olivia know that no matter what, she is not alone. Buzz plays Cupid when Marina and Lizzie reject Danny and Coop’s advances. But later, both couples reach tentative truces, giving Buzz hope that the younger generation of Coopers will end up luckier in love.