High school girl Maika Sakuranomiya has trouble finding a part-time job because of how scary she looks when smiling. However, she is scouted one day by Dino, the manager of the café Stile where its waitresses play unique traits such as tsundere and younger sister. Maika is given a sadist trait because of her looks and has to adopt a dominant and cruel persona when servicing customers, particularly masochist ones.

A series depicting various scenarios of young love. These stories range from a boy, crippled by his absolute lack of confidence in himself, cannot even accept the fact that the girl of his dreams actually asked him out on a date, to the near-psychotic girl that pours her own blood into her homemade chocolate in order to win his heart.

When she suffers from frequent bullying because of her looks, Kang Mi-rae decides to get plastic surgery. However, this leads to more persecution and she tries to rebuild her morale.