A female boss and her adult virgin subordinate are stranded on a business trip by record-breaking rain, with only one room available. Misaki thinks sharing is harmless because Aoi is timid and inexperienced with women, but when she taunts him for being unmanly and still a virgin, he suddenly pounces. The gorgeous boss accepts everything as her insatiable subordinate stays hard, pounding her through eight sweaty rounds by morning.