The main conflict arises when the teachers discover the school's air conditioning is broken and Ava has no plan to fix it. Janine takes charge, but Gregory has to save her from an ill-advised DIY fix that nearly floods the hallway.
It's the start of a new school year at Abbott Elementary. The teachers return for an in-service "development day" before students arrive.
The search result provides information about of Abbott Elementary , titled " Development Day ." Episode Overview In this premiere episode of the second season:
The Burden of Progress: A Deep Dive into Abbott Elementary S02E01 ("Delivery Day")