Momoka secretly falls for student Nao. Nao has no girlfriend right now. Strong and brave, she always takes care of Nao's life. It is a cold winter day, and the heat breaks down. It is too freezing cold, Momoka decides to take a hot bath and wait for Nao's arrival. Nao returns home as usual. Not knowing why, Momoka suddenly has a reverie for him. She takes action… Nao sees this, still hesitates. Eventually they both...

Kanai is introduced to a wealthy family and becomes the private teacher of Toshi, A top notch student, he wants to learn "the true meaning of life" his research topic is women and the vagina He claims the images on the computer are not offering enough understanding, and insists to see a real vagina. Though confused Kanai takes of her underwear…