Janine takes it upon herself to fix every problem when she notices a flicking light bulb in the hallway. Gregory asks Barbara for help talking to a parent, which leads him to spend his lunch period in an unexpected way.

After Janine gets a look at the new charter school down the street, she becomes determined to fix up Abbott and make it just as good. As Gregory goes out of his way to avoid Barbara due to an awkward situation with his personal life, and Ava takes to the school library to host a “Shark Tank”-style pitch to decide what to do with the rest of the funds from the grant.

Janine is thrilled to help introduce a new beverage to the cafeteria, but it ends up causing unexpected consequences for the students, teachers and school plumbing system. Elsewhere, Melissa clashes with her new aide, Ashley, who brings more disruption than help to the classroom.

Janine's plan for a Memorial Day weekend solo trip is derailed when her mother shows up unannounced asking for help; Gregory notices his colleagues are great at small talk and realizes he needs to brush up on his people skills.

Ava Fest is back, and with the help of the teachers, Ava’s set on outdoing last year by any means necessary. After Janine accepts the offer for a full-time position at the district, she just has to check off one last thing to make it official.

Two teachers head out on a double date, but when they run into familiar bar patrons, it proves to be an unfortunate distraction. At Ava’s first book club meeting, the group ends up in a debate over who would be the best post-apocalyptic leader.