Maisy Gibbons returns, and her secret life of being the neighborhood prostitute intersects with Bree's, when she finds out Rex has been seeing her after he has a heart attack. Gabrielle has a financial downturn after Carlos is sentenced for importing goods manufactured by slave labor. Edie becomes suspicious of Martha Huber's whereabouts. A jealous Lynette videotapes her new nanny Claire, fearing that she is getting along too well with her kids. Susan and Mike discover that Zach is being taken care of by Julie, after they find him sneaking around the house. Gabrielle resorts to stashing her belongings in Bree's garage after her car is repossessed. Julie feels that Susan has betrayed her by sending Zach back to his father.

The residents of Wisteria Lane finally discover Martha Huber's body. After finding out that she left behind a journal, Susan confesses to Edie about burning down her house as a last resort. When Bree and George go shooting, George attempts to kiss Bree, but ends shooting himself in the foot. Lynette enrolls in a yoga class, but has problems putting her children into the day care center. Carlos is released on bail, but to Gabrielle's discontent, he cannot resume working due to being under house arrest. Mike's reason is moving in is revealed when he meets with Noah Taylor, his employer, who wants him to find "Deirdre", who has been missing for more than 10 years.