Clues pile up faster than anyone can label them, and Nolan looks like the only person who brought a filing cabinet. Meet Regent, who has the air of someone who will be very important or very dead. Whatever S04E01 was saving its energy for, it turns out it was this. Keep an ear out for "So that's where the racer part of his name comes from."; it hits harder than it has any right to. Solid work; snacks recommended.