When the team is sent a videotape from a serial killer detailing one of his crimes, they discover a hidden message.
Rex Van De Kamp narrates the happenings on Wisteria Lane; Edie gets an unexpected visitor from her past; an unanticipated pregnancy creates complications.
Tom feels a new Scavo's Pizzeria employee's interest in Lynette threatens him; Susan considers moving from Wisteria Lane; a neighbor's darkest secret.
An unexpected announcement at Gaby's engagement party; a dead body in a home on Wisteria Lane; Susan makes a choice between Ian and Mike.
Susan discovers revealing secrets about her future in-laws; Gaby has a devastating catastrophe; an unexpected love affair develops.