Гадкий-гадкий пёс

Kanна Tezuka, a 15-year-old girl who adores manga, enrolls in the special course for manga artists at Tokiwa Middle School. However, she has already made her debut as a manga artist, much to the surprise of her classmates. Suddenly, three handsome guys appear and start interfering with her. What do they know about Kanna? It's Kanna (the Goddess) against those guys (the Devils)! What will happen next?