It's Open House night at Abbott Elementary, and while Janine prepares to meet her struggling student's mother, the rest of the faculty uses the time to relax. Gregory is taken aback when he learns how Ava got the principal job, and later, Barbara's daughter's visit creates a commotion in more ways than one.

With the school board threatening to pull their funds, Janine and Gregory decide to help Ava out with her presentation in front of the Superintendent. However, their plan is derailed when a curveball is thrown at Ava. Meanwhile, Barbara offends Melissa when she doesn't agree with her blackmail idea.