``It's completely different from five years ago...I'm ready to have an adult relationship now...?I want to lick each other until our tongues become stupid...No?'' said Takeda, a teacher at a public high school. , I was invited to a reunion hosted by my students who graduated five years ago. She falls in love with Mahiro Yuii, who has become unbelievably beautiful. The two suddenly approach each other due to uncontrollable emotions, and a physical relationship begins...