Due to a psychological scar from his childhood, yankee high school student Yutaro spends his days bustling about. One day, he is suddenly chased and possessed by a talking dog! What's more, the dog makes an outrageous claim that it wants to have sex with Sota, a childhood friend of Yutaro's! Newcomer Umiko Seto's classmate love story★ Catch a glimpse of the cute doggy!