The neighboring construction site of a new golf course causes issues at Abbott, forcing the teachers to find creative solutions; an HR representative visits the school; following their kiss, Janine and Gregory's relationship status is revealed.

When it's revealed that a student in Jacob's class has ringworm, the faculty must band together to stop it from spreading through the entire school.

Janine gets a budget for class pets, but Melissa is resistant to taking on the added work and responsibility for her room's guinea pig; an IT rep from the school district arrives to set up new computers.

It's Halloween at Abbott Elementary! Janine and Gregory proudly show off their couple's costume, but it fails to translate. Meanwhile, Barbara faces pushback from parents concerned about hygiene and her beloved apple-bobbing tradition.