Mike Delfino is questioned about Mrs. Huber's murder by police and is arrested. John's friend, Justin attempts to blackmail Gabrielle with his knowledge of their affair. Meanwhile, Tom wants a big promotion, but Lynette fears that she'd be home alone with the kids more than ever and tries her best in discouraging him in taking the job. Also, Bree is shocked when she finds a condom. Zach Young plans a pool party for the teens on Wisteria Lane, and things get out of hand. Finally, someone comes out of the closet.