Callie pays a visit to Girls United to pitch in for Community Day and is surprised by new developments at her former foster group home. Paranoid neighbors are putting pressure on the home's landlord to kick the girls out, and a new resident has secrets that could jeopardize the safety of the entire group.

Meanwhile, Mariana and Hayley plan to cook a romantic double-date dinner for Mat and Jesus. And Stef receives a concerning letter from Ana.

In an effort to help Rita with a dilemma involving Girls United, Callie calls in a favor from her wealthy biological father, Robert Quinn. But an unexpected betrayal threatens to derail the new bond she's forging with the Quinns.

Meanwhile, the pressure Connor faces from his father to end his friendship with Jude intensifies and leads Lena to make a life-changing decision. The tension mounts between Brandon and Lou, despite their bandmate Mat's warnings against drama. And a visit with someone from his past makes Jesus see his relationship with Hayley in a whole new light.