After missing the last train due to a company drinking party, new employee Sayu takes advantage of the situation where her boss's wife is away at her parents' house because of an argument, and ends up at his house. She falls asleep as soon as she arrives, and the boss teases her, but unable to resist, he inserts his penis without her waking up. Later, Sayu suddenly visits on a day off, threatening to expose what happened that night, and the boss is toyed with by the cunning new employee! Note: The recorded content may differ depending on the distribution method.