Carlos and Gabrielle get temporary custody of Lily; Bree's father and stepmother (Carol Burnett) come to town to mediate; Susan suddenly finds Karl back in her life.
As Richard Beck’s timeline for a deadly attack moves up and Samantha panics, Ruzek and the team scramble to get ahead of unprecedented disaster.
Carlos and Gaby learn the truth about their baby; Paul must face the music; Lynette must give a court deposition about Bree's drinking.
Karl and Edie come to a crucial juncture in their relationship; Lynette tries to help Ed improve his sex life; Bree discovers new information about Peter.
Susan invites Dr. Ron to meet Karl after he finds out about their arranged marriage; Gaby and Carlos try to find a baby to adopt; in order to combat Andrew's extortion attempt, Bree joins AA.