Room 69 - Season 1 Episode 9

All the room walls, windows and even the bathroom mirror are scrawled with incomprehensible formulas. There's a bag with a strange abbreviation, a badge with a photo, a pen, a notebook in the trash can. Probably, the guest of the hotel, a brilliant scientist, wanted to explain to a colleague a complicated theorem he had managed to prove. The state of the room leads one to assume that the explanation ended in a scuffle. But in fact it is much worse: the occupant is still in the room, and he is much crazier than the two scientists in the maid's fantasy…