Tomoya is a devoted fan who exclusively supports the succubus idol named "Riri." After extensive support from him, Lily finally achieves her dream of becoming the group's center. At a meet-and-greet handshake event with Lily, Tomoya suddenly receives a special privilege ticket... !? "There's no way I could do intimate things with my idol!" "...But you'll support whatever I want to do, won't you?" (with a seductive smile) In a private special event room, the idol thoroughly drains her most devoted fan...