Casey and Severide collide after Casey argues with him over the best way to save a teenager entangled in barbed wire. Casey looks to Boden for help, but realizes that he will have to fix the situation by himself. Elsewhere, Otis tries to convince Casey to participate in the beta test for an expensive piece of new firefighting equipment imported from Japan. Meanwhile, Kidd and Hope come to blows over a payroll issue; and Brett goes on a date with a doctor she meets during an ambo call.