That day, the area manager of the convenience store headquarters, Sarina Momonaga, was visiting a franchise store in a certain city in the north Kanto region to inspect it. The middle-aged store owner, exhausted by the rising labor costs and the relentless collection of royalties, was being severely scolded by the woman at the convenience store headquarters. One day, the store manager went to a bar in front of the station to relax and drink alone. He happened to be there and heard Momonaga's selfish and fun phone conversation, which made his crotch heat up with anger...!