Synopsis: Itoshi no Nina

During a particular afternoon, Masa, Atsushi's lifelong friend, disclosed, "I have abducted Niina Aota." Masa had previously expressed his affection towards Nina, whose preferred name was Nina, upon catching sight of her on the train when they were attending school. Atsushi was taken aback by the news and found it challenging to accept. However, after visiting Masa's apartment, he discovered that Nina had genuinely been abducted.