Arata helps Nika study for her finals when she is in danger of repeating a year. Her tutor-student fantasies are stopped with Arata's fierce study regime which almost makes Nika give up. But fate, would have her forget her key and going to Arata's apartment begging for forgiveness. At his apartment Nika learns about his mother's affair and leaving him and his father. This only makes Nika like Arata more, and more determined to succeed in her tests. After successfully completely the test Arata and Nika decide to go out shopping, but Arata refuses to go underwear shopping with Nika. So while he is waiting a strange boy tries to aggravate Arata by talking about wanting to sleep with Nika because of her looks. While this is happening Nika gets accused of shoplifting, but Arata and a girl, Kizaki Meika, who saw the whole event save her. The next day at school, photos of Nika when she is trying to prove her innocence of shoplifting are distributed all around school.