Tara Gregson is a wife and mother of two children. Tara has dissociative identity disorder (DID). Whenever she is stressed, she transforms into one of her alternate personalities: wild and flirty teenager T; old-fashioned housewife Alice; and male, loud, beer-drinking Vietnam vet Buck. A fifth personality, infantile Gimme, is introduced later in the first season, During the second season of the series a sixth personality called Shoshana is introduced who is Tara's "Therapist" of some sorts. Tara is supported by her husband Max, her somewhat troubled teenage daughter Kate and quirky, good-hearted gay son Marshall. Her sister, Charmaine, is not very supportive, She is often expressing her doubt about the validity of Tara's disorder. The show is set in Overland Park, Kansas.