This film follows a 19-year-old woman who is petite, weighing 38 kg and standing at 145 cm tall. Despite her slender frame, she has a natural H-cup bust. She describes her primary interest as feeling good. A young woman who also plays the piano, she presents a fresh, innocent appearance with a father of mixed heritage. Her initial sexual experience is portrayed as surprisingly intense, contrasting with the man's appearance. The film offers a glimpse into the debut of a seemingly naive and talented individual.