Gregory is hesitant when kids start hanging out in his classroom at lunch, looking to him for advice; Barbara is shocked to find Tariq is dating the mother of one of her students; Janine and Jacob try to hire an ASL interpreter.

When Barbara's church choir uses the gym for rehearsals, Ava notices tension in the group; Jacob's eagerness for a full social calendar worries Gregory; Melissa and Janine investigate a new substitute.