Urara, a female student, visits the house of Kazuya, a classmate who is a shut-in. - When he heard that Kazuya had submitted a request for expulsion to the school, he went to try to persuade him to withdraw his request. - However, the man who appeared was a man named Nakata. - Nakata says that he is not Kazuya's family, but calls Kazuya a ``poor kid''. - Angered by these words, Urara ignores Nakata's restraints and enters Kazuya's room. - As soon as Kazuya sees Urara's figure, he teases her body. - And the man in the room also joins in the act...