A childhood friend who had been estranged from each other's marriage, Yuu, took advantage of a business trip to Tokyo and reunited after a long absence.People get excited about old stories, but the store closes early due to shortened business hours.Then Yuu said, "If it's a business trip, it's a hotel, right? Let's buy some alcohol and have a second party!"Sure enough, in the relationship between men and women!Sex that is shockingly compatible while embarrassing each other.Close contact, bathing together, relationships for more than ten years... Once you've done it, you won't hear the brakes, and for three days of business trips, secret meetings and vaginal cum shot many times...