Florian, who’s actually called Flo, and Moritz, who’s actually called Mo, come to a decision: they’re going to start a detective agency. Sitting in their treehouse, they hear a rustling, panting, and smacking, and they’ve got their first case: a monster hunt. Armed with a video camera, they stake out the treehouse at night – and what a night it turns out to be …

A humorous and exciting story of two detectives who learn what it means to be able to count on each other.