One day, Riko, who works for a cosmetics manufacturer, ends up sharing a room with a male subordinate on a business trip. She has a fiancé and her subordinate is a virgin, so when she lets her guard down, she is forcibly robbed of her body by a runaway virgin. The boyfriend's pussy is made to cum over and over again by the brain-melting tongue and the unstoppable pissing! An infinite loop of immediate insertion after ejaculation!