Looking to give her life a purpose, Gabrielle decides to organize a glamorous Halston fashion show for charity highlighting the ladies of Wisteria Lane. Bree and Rex are at odds on how to punish Andrew for putting Mrs. Solis in the hospital and finding drugs in his room. The police investigate a toy chest that Paul Young dumped in the river. Lastly, Lynette uses her business acumen to poach a nanny, Claire, but ends up getting involved between her current employer, Alexis.

Uber mom Maisy Gibbons returns, and her secret life intersects with Bree's. Meanwhile Gabrielle's predicament worsens as she gets a taste of her own medicine, courtesy of Carlos's jailhouse confession. Susan plans to take her relationship with Mike to the next level, and Lynette, suspicious (and a little jealous) of her new nanny decides to secretly videotape her. Lastly, Susan sends Zach Young back home to his father, who makes a startling admission of his own.

Lynette learns that no good deed goes unpunished when she momentarily befriends the mean Mrs. McClusky. Susan's mother decides to try and jump start her and her daughter's love lives. Andrew talks to a priest about his feelings, and tells him of his shocking plans for his mother, Bree. Gabrielle has her credit card declined in an upscale restaurant, and Carlos sends Gabrielle a big message about what will happen if she leaves him.

Gabrielle plans a big party to bid farewell to Carlos, who is about to head off to jail for eight months. Meanwhile George Williams resurfaces in Bree's life, much to Rex's displeasure. Also, Lynette is shocked to learn that Tom's old girlfriend Annabel Foster who he dumped for Lynette has been hired at his firm again. Meanwhile, Zach continues to stalk Julie while Mike tries to separate Susan from Mary Alice's past secrets. Lastly, housewife Gabrielle is suspecting that she's pregnant.

The new neighbors, the Applewhites have moved in. Gabrielle, Lynette, and Susan attempt to comfort Bree while Rex's mother arrives on Wisteria Lane for his funeral. Meanwhile Mike and Susan deal with Zach while Gabrielle struggles with the two men in her life.

All of Wisteria Lane is panicked by a burglar loose in the neighborhood and thus a neighborhood watch committee is formed. Bree finds out some disturbing information about George. At the wedding of Sophie and Morty, Susan learns who her real father is and is determined to find him.

Carlos and Gaby learn the truth about their baby. An ex-stripper gives birth to her child, and Gabrielle holds her for the first time. Also, Paul Young comes to face his demons head on with Wisteria Lane. Lastly, Lynette is forced to give a court deposition about Bree's drinking and alcoholism.

Flashbacks take us back to to moving-in day on Wisteria Lane for Bree, Lynette, Susan and Gabrielle and how Mary Alice brought them all together. Back in the present, Bree gets some frightening news. Susan moves into a trailer after her house was burnt down. Lynette and the kids are staying at a hotel. After seeing a report on the news, Gabrielle believes Carlos died. Paul begs Zach to get him a good lawyer via Noah.

It's wedding day for Bree and Orson but things don't go quite as planned. Meanwhile, the body of a dead woman believed to be Orson's ex-wife is recovered, which interrupts the reception. Susan goes on a date with Ian, but trouble ensues when his in-laws show up at the restaurant. When Nora breaks up with her boyfriend, Lynette decide to hook up Nora with someone. Edie lets her 18-year-old nephew Austin come live with her for some time. Lastly, Xiao-Mei goes into labor.

Lynette returns home from the hospital. Gabrielle decides to get back into modeling and travels to New York. Susan comes home to find Austin and Julie making out on her couch. Bree meets her antagonistic mother-in-law Gloria, with whom Orson is in a quarrel. Detective Ridley has Mike's house searched.

Susan considers moving from Wisteria Lane to London. Later, an accident causes Ian, Susan, and their car to find themselves stranded in a lake. Tom feels threatened by the interest a new Scavo's Pizzeria employee Rick shows in Lynette. While debating his opponent in the mayoral election, Victor Lang witnesses something disturbing.