Desperate Housewives: Season 4, Episode 1

4 - 1: Now You Know

Katherine Mayfair, an ex-neighbor and old friend of Susan, moves into her old house, which used to be Mike's house, with her second husband, Adam, a gynecologist, and her teenage daughter, Dylan, who all have secrets of their own. It is revealed that Edie staged her suicide to make Carlos stay with her, unaware of the fact that Carlos was having a secret affair with Gabrielle and planned to run away with her. Edie complicates things when she finds out about Carlos's illegal offshore bank account in the Cayman Islands. Lynette tells her friends about her cancer. Bree tries to hide her fake pregnancy from the neighbors. Susan worries she might be in menopause, but finds out she is pregnant, much to Mike's delight.