Due to certain reasons, Yukimi, who can't believe in "eternal love" or "happy endings," works as an art director at a game development company, specifically on romance simulation games. One day, the main illustrator of his team gets injured, and to fill the gap, his younger colleague Mebuki from another team steps in to help. Although Yukimi thought their only connection was having attended the same school, Mebuki suddenly says to him, "Can I win you over?"