The caretaker of a women-only apartment building had a depraved and perverse hobby: sneaking into the apartments of female residents late at night using a spare key and assaulting them while they were asleep, regardless of age. Every morning, this perverted man would spot his target in the entrance hall, exchange greetings, and, contrary to his usual gentle smile, would set his sights on his ideal type, fantasizing about the night before executing his plan late at night! Now...