Hané Klippo was falsely accused of gathering a crowd to beat a classmate at the magic school, but could not prove his innocence. At the critical moment, the classmate who was allegedly beaten by Hané Klippo suddenly disappeared. In order to find out the truth, Hané Klippo decided to go through the time tunnel during the summer vacation to find out the truth. Who knows, this is the beginning of his real summer vacation...