Lesbian couple Nic and Jules share a cozy suburban Southern California home with their teenage children, Joni and Laser, who were conceived by artificial insemination. Now, 15-year-old Laser wants Joni, 18, to help him find their biological father. Against her better judgment, Joni manages to make contact with "bio-dad" Paul, an easygoing restaurateur. As Paul comes into their lives, an unexpected new chapter begins, throwing everyone into chaos.