Sixteen years ago, one mistake changed two families forever when two newborns were switched at birth. Bay Kennish grew up in a wealthy family with a two parents and a brother, while Daphne Vasquez, who lost her hearing as a child due to a case of meningitis, was raised by a single mom in a working class neighborhood. Now Bay and Daphne must deal with this shocking discovery as their families struggle to accept each other for the sake of the girls. This groundbreaking original series stars newcomer Katie Leclerc (Daphne Vasquez), Vanessa Marano (Bay Kennish), Constance Marie (Regina Vasquez), D.W. Moffat (John Kennish), Lea Thompson (Kathryn Kennish), Lucas Grabeel (Toby Kennish) and newcomer Sean Berdy as Emmett, Daphne’s best friend.