Overcome with guilt about Lexi's plight, Megan convinces Brett to marry Lexi. She is hurt to learn that they must live together with no one else in the house, especially after Lexi suddenly begins to show a romantic interest in Brett. Michael rebuffs Taylor's attempts to turn him into a responsible father, but softens after delivering a couple's baby on the side of the highway. Peter begins his pursuit of Amanda, who has remarried Kyle. The ""newlyweds"" cannot find any time together. Billy moves in with Jennifer. A furious Samantha tries to use Jeff to make Billy jealous. She demands that Amanda fire either her or Billy, but learns that the outcome would not be in her favor.

Michael attends a college reunion in Chicago, where he runs into Jane. They seem to instantly renew their connection, but Jane tells him that she is to marry in a few days. Michael later learns that this is not true, and the two reminisce about the good times in their relationship. After a night of passion, Jane follows Michael back to Los Angeles in the hopes of rekindling their romance. Megan and Brett struggle to find time together in the face of Lexi's interference. Peter turns to a shady former patient for assistance after his attempts to woo Amanda prove an unqualified failure. Billy and Samantha vie for an Italian client's in-house advertising position. Jennifer mistakenly believes that Billy plans to leave the country without her. Billy and Jen get engaged--in front of Sam. Samantha launches a plan after overhearing Billy and Amanda discuss Alison's renewed alcohol problem and failed professional life.

Michael has Taylor shipped away in an ambulance, but she and Jane later discover each other. Jane is furious to learn of the pregnancy, and rents an apartment at the complex. Amanda recruits her for a job at AWA. Jane reconciles with Michael, and agrees to help care for Taylor. Taylor decides that she isn't fit to be a mother and asks Jane and Michael to adopt her baby. Peter is uneasy about the plot he arranged with Mr. Beck. He is unable to call it off, and Amanda is kidnapped. Samantha convinces Jeff to send Billy a fax in which ""Alison"" expresses her love for him. Billy claims that he only wishes to help Alison, but Jennifer fears that he still holds feelings for her. Lexi continues to taunt Megan about her marriage, and goads Brett into sleeping with her.

The kidnapper pursues Amanda through the woods in the midst of the storm. She slips over the edge of a cliff, and is about to be shot when Peter arrives. Peter furtively convinces the kidnapper to let Amanda go, and carries her to the safety of a motel. Kyle is alarmed to find them naked and sharing the same bed, although Peter explains that their clothes were soaked and Amanda was suffering from hypothermia. Kyle later overhears Amanda chatting on the phone with Peter in the middle of the night. Megan stows away on the boat and foils Brett's attempt to kill Lexi. Brett blames Megan for ruining his life by forcing him to marry Lexi. He dumps her and moves to Philadelphia to take the job for Larner. Taylor delivers a healthy baby boy and decides to move back to Boston. Jane and Michael prepare for parenthood, only to find that Taylor has left with Michael Jr. Jane forces Michael to arrange a reconciliation between Billy and a heartbroken Jennifer. The couple moves to Rome together. Sam