Kana, a mother who loves her only son, Kota, but is so annoyed. Kana, who wants to get attention somehow, invites Kota on a date, but is refused by her shy son. A more shocking fact strikes the depressed Kana. Kota had made a reservation at the pub. I can't allow my doting son to have sex with a woman he doesn't know. - The possessive mother goes ahead of the store and plans a plan to become a prostitute exclusively for her son.