A live-action version of the original Sulmenium, a masterpiece that has been unrequited love! [Tsubasa Hayami], who has begun to worry about it recently, invites me to come to my room on a school trip at night. When the four men, [Kudo] and [Ayaka Sakura] in the same room as Hayami, started the king game, they gradually removed their squirrels ... Take off their clothes, deep kiss, and Kudo had sex with Hayami! I have sex with Sakura, but ... Even if my favorite girl is held in front of her, I'm just unrequited love and I'm not qualified to stop. A sweet and sour youth broken heart story.