BF-714 As soon as I got a girlfriend, my childhood friend who was jealous started saying, 'I want to have sex with you too,' and we did it several times in secret. Amatsuki Azusa

Film Introduction

I've known Tengetsu since we were kids, and our relationship is like that of siblings. Neither of us has ever thought of each other as the opposite sex. However, as soon as I got a girlfriend, it seemed like Tengetsu started paying attention to me... She begged me to teach her everything—how to kiss, how to hold hands, how to have sex…