Callie's love life heats up, especially after she reaches out to an old friend for some legal advice. Mariana's attempt to get ahead at work has surprising consequences. Gael's sister, Jazmin, reaches out to him for help.
Taking place a few years after the events of The Fosters, Adams Foster siblings Callie and Mariana relocate to Los Angeles to begin the next phase of their lives. As they move into a communal living apartment building called The Coterie, Callie becomes a law clerk working for Judge Wilson while Mariana becomes a software engineer. The two of them navigate their young adult lives while interacting with their neighbors and the people they befriend.