Hai to Gensou no Grimgar: Furoagari no Kabe ni Kaketa Seishun - One More Centimeter

The boys of Haruhiro's party let curiosity get the better of them after bath time and attempt an ill-advised peek at the girls. What sounds like a simple plan quickly becomes a humiliating test of timing, nerve, and the very limited distance separating them from being caught, turning a quiet evening into an awkward comedy of terrible decisions.