"How much would you pay me for me?" The delicate "Queen Kirigaoka," so serious she seems to be wearing a suit. To ease the burden on "Miho," her single mother raising her, she decides to look for a side job and consults her friends. The first person she meets through social media, following a tip on how to make quick money, becomes her first client. But her already risky negotiation crumbles in the face of sweet nothings and promises of more money. Her pretty underwear, exposed in a public restroom, becomes a trap for a depraved old man...