Koiakuma♥MOMO

Koimomo, a girl who easily gains popularity and is nicknamed "Love Devil Momo," encounters Kiki, an actual devil, who saves her life and demands a contract in return. Kiki instructs her to make a boy fall in love with her and take his heart. Though hesitant, Koimomo agrees, learning she can be freed by stealing one of the rarest hearts. She targets Kanade, who possesses such a heart.