Sami and Austin return to the apartment as Austin remembers that he forget today is Carrie's birthday. Sami tries to take his mind off his mistake but he can't stop blaming himself. Across the hall, Lucas has remembered and Carrie is thrilled by his surprise for her. Feeling the blues later, Carrie confides to Lucas how much she wants to start a family. He counters with a confession of love for her. While Carrie says she "likes" him, she also insists that they take this new friendship slowly. Back across the hall, Austin tries to cheer a depressed Sami and ends up kissing her. John is stunned when Marlena asks him not to leave her bedroom. She starts undressing him, admitting that she wants to make love to him. He asks about Alex but she doesn't want to talk about him. Meanwhile, Alex is writing on his computer, telling himself how happy he is with how his plan to hurt Marlena is going. He then decides to take a peek into her bedroom. Philip startles Belle on the roof when she assumed it would be Shawn surprising her there. He senses something is wrong with her but she covers. Downstairs, Shawn finds the note Mimi wrote and when Mimi spots him, she states that she fears he's going to leave her because she's a liar like her mother. Shawn tries to calm her but she urges him to read the rest of the letter. Instead, Belle and Philip interrupt. When they find her upset, she tells them to read the letter.
Though he kisses Sami to stop her relentless put downs, Austin stops and announces that he can't do this. Across the hall Carrie tells Lucas the same thing after they kiss. Lucas talks about his hopes for his future and ends up kissing her again until they both hear Will out in the hall. Will admits he fell and hurt his ankle which explains his early return. Sami rushes to the hall and wants to take him to the hospital but instead, walks him into Lucas' place. Lexie is summoned and Carrie and Austin offer to get to a prescription filled for him. John calls Sami to let her know the latest news about Marlena. After Austin and Carrie leave, they get stuck in the elevator while Sami and Lucas accuse each other of pursuing Austin and Carrie. Lucas ends up holding Sami as she cries about losing the people she loves. In the elevator, Austin holds Carrie who struggles with her claustrophobia. As Shawn starts to read Mimi's letter aloud, Philip interrupts, guessing what she wants to tell the man she intends to marry. When the babysitter calls, Belle and Philip return to their loft. Mimi again asks Shawn to read her letter but he insists he knows she loves him and wants her to make love to him. As they have sex, Belle and Philip can hear them moaning. As John and Marlena kiss, Alex knocks on her door but she sends him away. John calls Lexie to let him know what's happening with Marlena who seems drugged. Lexie warns him to get out of there because he could be arrested if he is caught.
Though Lucas assures Sami that they will always be a family with Will, he also admits that it's better they're not together. She runs to the hallway in tears and hears Austin and Carrie stuck in the elevator. She yells down to them and gets Austin to hit the right buttons to free themselves. Austin heads to the store for the prescription while Carrie returns to Lucas' place. Max finds Chelsea kissing a stranger at a club in hopes that the guy will buy her a beer. Shocked to find her out, Max asks her why she's there and she complains about being bored at home. Ignoring his warning about how a judge may react, Chelsea returns to the stranger and manages to get a beer. As she takes a sip, the man snaps a photo of her, vowing to make sure it's on page one of "The Intruder." Max chases after the guy and Chelsea grabs the film but both are unaware that the photographer has the photos on a memory stick. On Morgan Island Hope admits to Patrick that she knows she's eventually going to have to talk with Bo. As she tries to get some sleep, Patrick tells her the island story of the flower and the pairing of a special man and woman after death. Meanwhile, Bo wakes up shivering and realizes the fire has gone out. Billie wakes as Bo works to get the fire going again. He starts complaining about their daughter and when Billie stands up for her, Bo suggests that prison might be good for her. Saying there are repercussions to her actions, Bo also vows not to lose his wife over this. Billie tells herself that she must get Bo to change his mind to keep Chelsea out of prison.
Waking from their fretful sleep in his sleeping bag, Bo is pleased to hear Patrick left town but then becomes suspicious to realize he left the same time Hope did. Billie claims Patrick left because he didn't want to come between him and Hope. Though he claims he has nothing left in Salem, Billie convinces him to go home where he finds a text message from Hope ordering him not to look for her. Hope writes that she will be back for Chelsea's trial so she'll make sure she ends up behind bars. Meanwhile, on Morgan Island Patrick and Hope have a naked moment, thanks to cold water in the shower. Thanking Austin for his efforts getting Will's medication, Sami talks to him about finding him in the elevator with Carrie but he doesn't want to talk about it. She then talks about their own kiss. He apologizes and insists they remain friends so they can work together. Carrie thanks Lucas for remembering her birthday but then begs off to get to a meeting, evading Lucas as he tries to kiss her. Running into Austin again, she reluctantly takes the elevator with him which Sami happens to see. When Philip stops by to check on Will, he chats with Lucas who assures him he's done with Sami, a claim Will overhears. Lucas confesses he told Carrie he's in love with her but Philip warns he needs to deal with his lingering feelings for Sami first. Will leaks to Sami about Lucas' talk with Philip and she warns her son that she and his father won't be getting back together. The elder Shawn stops by to check on Will and offers Sami advice about matters of the heart. Carrie and Austin arrive at the Pub and while Austin meets with Victor, Caroline wishes Carrie a happy birthday and asks her about Lucas and Austin. While Caroline talks about being in love with two men at the same time, Victor pushes Austin to let Lucas be with Carrie.
Abby finds Chelsea at the pub and shows her the cover of the Intruder depicting her as a teen on a rampage. Chelsea freaks and worries about her father seeing it.
Bo elaborates his position about Chelsea to Billie, who tells him that if he is going to stand by Hope he can still stand by their daughter. Billie promises that Chelsea is sorry for killing Zack and has shown remorse. Bo sees the tabloid cover and goes berserk. Chelsea arrives home and he lets her have it. Bo leaves and Billie rails on Chelsea. Chelsea gets the upper hand again and plays on her mother's emotions and feelings for Bo.
Hope can't stay with Patrick any longer. Patrick wants her to stay but we see she's a mess. Hoping to help her, he takes her to a park near the school where he volunteers. Hope meets a child who morphs into Zack. The boy takes a dangerous fall and Hope tries to help. Unfortunately it looks like she is in danger, too.
Mimi and Shawn's wedding rehearsal with Bonnie, Calliope, Belle, and Philip is underway. Mimi desperately wants to tell Shawn that Claire is his baby. Bonnie spins her wheels and manages to stall Mimi again. Calliope oversees the rehearsal, and the participants learn they will have to pay a visit to the confessional before they can take communion. Belle and Mimi go to the confessional where they individually confide in Father Jansen. Belle admits she still loves Shawn and Mimi admits that she's keeping a secret from him about Claire's paternity. Mimi is rocked when she learns that Father Jansen won't marry her until she tells the truth.
Bo shows up and Shawn takes his father to task. He sees the headline about Chelsea and tells Bo that he's glad his mom is out of town. Shawn shocks Bo by saying his mother should never give Bo another chance.