Lovely Aina-chan

Her student, Aina Endo, is a bright and energetic girl. However, she is also a problem child who provokes and teases her homeroom teacher, Tanaka, with her petite body. One day, while cleaning up work with Aina, who had become a member of the school excursion committee, she asked him an unexpected question, "Is Tanaka a virgin?" Tanaka was upset...