JUY-656 Are you sure it's okay for me to be the first one? Momoko Isshiki, a mother who secretly helps her son's best friend with his brushstrokes

Momoko, a mother, learns that her son Yosuke has had his first experience and can't help but worry about his partner. I secretly hear from my son's best friend, Yuya... Yuya, who originally had unrequited love for Momoko, takes this opportunity to tell her that he is a virgin and pours out his feelings for her. Momoko says, ``Just once,'' but she is captivated by Yuya's sincere feelings and violent pistons.