Bay sets out to find out the real story behind Emmett's girlfriend. Daphne questions her ability to volunteer at the clinic when she runs into someone from her past. Feeling guilty about her actions, Regina takes a chance at work.
Meanwhile, Kathryn is shocked to discover that her book has been leaked ahead of publication.
Switched at Birth tells the story of two teenage girls who discover they were accidentally switched as newborns in the hospital. Bay Kennish grew up in a wealthy family with two parents and a brother, while Daphne Vasquez, who lost her hearing at an early age due to a case of meningitis, grew up with a single mother in a poor neighborhood. Things come to a dramatic head when both families meet and struggle to learn how to live together for the sake of the girls.