A small, round fin cuts through the carpet like a dorsal wave in an ocean of cubicles. A stubby shark in a tiny business suit waddles in, dragging a briefcase stuffed with snacks and mystery files.

Jeff (puffing his chest and adjusting his red tie): "Hi. I'm Jeff. Land shark. Avenger... part-time. Office hero... full-time. I fight crime and Excel errors." He sniffs the air. Tilts his head. "Also, who stole my goldfish crackers?"