15-sai Kyou kara Dousei Hajimemasu
"I was planning on us just being friends... but I'm not holding back anymore." I'm living with my childhood friend who has become a savage! My heart keeps pounding every day and it just won't give up...!!! After entering high school, Hiyori finally realizes her dream of living on her own. Or so she thought... Her childhood friend, Soushi, is waiting for her in her new apartment. Suddenly, he kisses her and Hiyori can't hide her confusion. Is he playing with her? Or is it for real? For the first time, she begins to see Soushi, to whom she had never paid much attention...