The wildly popular work "My Girlfriend Dribbles Too Much," with over 10,000 registered favorites on FANZA, has been adapted into a live-action film! A hot, busty beauty with a unique constitution and a cool personality, Aoi, is a beautiful girl who always wears a towel over her mouth and quietly watches her surroundings. In the spring of his first year of college, Daisei (the protagonist) is in the same class as her and begins to have feelings for her. Attracted by Aoi's occasional secret smile, he decides to confess his feelings to her, and to his surprise, she says yes, and the two start dating. However, Aoi's cool demeanor remains unchanged, and their relationship continues to stagnate. Wanting to get to know her better, Daisei invites her out on a date, but discovers a surprising secret about her.