Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.
Mankind, love your sister. Takashi was worried about his relationship with his younger sister, Kana, who had been close in the past but had little to talk about recently. One day, in fact, Takashi and Kana were not related by blood, and it turned out that they were Fiancee, and the relationship between the two suddenly changed?