Gaby is over the moon when Carlos' client makes them an offer they can't refuse, but a startling discovery leaves her second guessing. Lynette grows suspicious that Tom is cheating on her. After breaking up with Jackson, Susan tries to surprise him, only to find the surprise is on her. Meanwhile, the bond between Bree and Katherine grows. Finally, Mrs. McCluskey enlists the help of her sister Roberta (guest star Lily Tomlin) to dig up dirt on Dave.

Lynette and Tom uncover the unsettling truth about son Porter. Gabrielle suspects Carlos' best client, Virginia, has ulterior motives. Bree's moment of weakness could bring her great embarrassment and shame. Katherine's not-so-little secret is unveiled. Susan learns of Jackson's true passion. Finally, Mrs. McCluskey's sister Roberta unearths a disturbing fact about Dave.

Susan's daughter Julie comes to visit with her surprising new boyfriend. Gabrielle learns that Mrs. Hildebrand has made her and Carlos heirs of her entire fortune. A reporter looks to expose Bree's imperfections. Lynette learns Porter and Anne Schilling plan to leave Fairview and disappear. Finally, everyone has gathered at a club to see the guys play in the annual "Battle of the Bands" when a fire erupts, threatening the lives of those in attendance. Some will fall as a hero will rise.

For Gaby and Carlos, injuries sustained in the fire lead to a fortunate discovery. But for most, the consequences are less forgiving. Lynette and Tom vow to protect son Porter at any cost. Susan must learn to let go of the man she loves. Orson's attempt at a good night's sleep puts Bree in a most precarious, though amusing, position on the day of her big cooking demonstration.