Emma Becker and Sutton Mercer (Alexandra Chando) are the identical twin daughters of former enamorados Ted Mercer (Andy Buckley) and Annie Rebecca Sewell (Charisma Carpenter) conceived out of an affair their parents had 17 years prior to the series. Before the beginning of the show, the only person who knew about the girls was Alec Ryback (Adrian Pasdar), Ted’s best friend and the man responsible for splitting his daughters up out of amor for his wife Kristin (Helen Slater), who has no idea he’s Sutton’s biological father and that there are twins.

In the episode “The Grave Truth,” Ted...