Penelope Woods, Kallie Taylor, and Britt Blair have all consistently earned As in their classes. But now that senior year has arrived, they want to try new things before going off to college since they don’t want to be overly conservative. When the girls share seductive images of themselves exposing their butts inside the classroom on the first day of school, their goody-goody reputation abruptly changes. The principal of the school, Mr. Mason, assigns them to detention as a result of it and chooses to have a serious conversation with them about their abrupt transformation. The girls express their wish to explore before heading to college to Mr. Mason because he used to be their favorite teacher from last year. The principal resolves to assist his students who are failing senior year and trying to protect them from dangerous guys.