Koiakuma♥MOMO

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