Jake and Rosa must deal with a mother in mourning as they work and rework a crime scene in order to solve a difficult murder case with confusing evidence.
Sandra and Jerry are getting married! When Jonah's attempt to help the caterers and Dina's obsession with wedding security threaten to derail it all, it falls to Amy to make sure Sandra's big day isn't ruined. Garrett struggles with what to say in his Best Man toast, while Mateo finds that starting a new relationship may be more complicated than he thought.
Taylor Tomlinson welcomes comic Scott Aukerman, actor Carl Tart and actress Mary Elizabeth Ellis.
Riley, Maya and Lucas try to figure out their feelings while they are in Texas together.
While working at an LGBT suicide hotline, Maura receives a distressing call from a young trans woman, Elizah. Afraid that Elizah will hurt herself, Maura goes on an odyssey through South Central LA to find the troubled teen and lands herself in the hospital.