The group learns the history of Greendale's first Dean, Russell Borchert, a reclusive, wealthy genius who disappeared amid a personal scandal in the 1970s. Once Shirley and Hickey locate the school's blueprints, Annie and Abed lead the search for Borchert's old computer lab, which was sealed off years ago. Subway returns to Greendale with plans to take over the campus for a Subway University and they enlist Chang to secretly keep tabs on the study group. Meanwhile, Jeff and Britta make a grown-up decision about their futures.