Reiko is the president of the school board of a Japanese school. She is beautiful, talented, and has a big heart. She is going to give it to her boyfriend Shintaro on the eve of the school festival. She is going to give her "heart" to her boyfriend inside the school walls, one-on-one. The long-awaited evening arrives, and the sweet couple heads to the walls of the school to put their plans into action. Dark school, two teenagers eager to have fun....And while Reiko is trying to get in the "right mood," she wanders into a dark classroom, where she is immediately intercepted by male hands. Will she finally be able to enjoy the company of her boyfriend?