When Jeff tries to obtain credit for a fictitious class, the unintended consequences rock Greendale. Abed and Troy build an elaborate blanket fort.

Jeff is suspicious of Pierce's engagement to a pretty classmate. Troy invents a childhood trauma to impress Britta, and Abed challenges a professor.

Abed tackles a two-day crash course on Nicolas Cage, while a clueless Jeff begins his teaching career with Annie as his most demanding student.