Stef and Lena try to find time to work on their relationship, while Lexi and Jesus have to deal with the consequences of their actions.
Everyone is celebrating Mariana's quinceanera, and the secret Jesus has been hiding comes to light, which causes tension between Mariana and Lexi.
Mike asks Brandon to move in with him, and Jesus and Lexi continue to keep their relationship a secret from Mariana.
Callie is accused of selling pills around school, and Lena and Stef decide not to punish Brandon which causes tension among the parents.
Callie, a 16-year-old girl fresh out of juvenile hall, goes to live in the care of Lena and her partner Stef and their kids.