Ema Kato, a 20-year-old freelancer, celebrates her birthday with dreams of becoming an idol. Despite continuous audition rejections, she clings to hope while facing uncertainty about her future. Encouraged by a friend to enter the adult video industry, she agonizes over the decision before finally agreeing to appear. This coming-of-age documentary captures her emotional journey—her inner conflicts, anxieties, and path to climax. A deeply moving portrayal of a pure and sensitive young woman on the brink of transformation.