Eighteen-year-old pure-hearted F-cup girl Miyuu is a sensitive soul who dreams of pursuing a career in music. Though still inexperienced, she passionately seeks self-expression after having gone through her first sexual experience. Her fair-skinned, voluptuous breasts are playfully teased and manipulated, creating a mix of embarrassment and pleasure evident in her flushed cheeks. As she moans, "My breasts... they're so sensitive...", her innocent emotions and awe toward these new sensations become palpable.