Pure and delicate-faced teen idol 'Mami Koizumi' captivates with her innocent, charming expression and surprisingly large, unbalanced D-cup breasts. Her pristine white body and meticulously groomed hairless skin are so soft and sensitive that even the slightest touch of water triggers an immediate reaction. When an upperclassman from the girls' dorm gently parts her long hair and tenderly kisses her, causing her to shyly blush and lower her gaze, a fluttering emotion begins to stir deep within her heart. Amidst her pure, innocent aura, she trembles with nervous anticipation during this first intimate experience, gradually opening up to the warmth and tenderness enveloping her. Her sensitive pink nipples and smooth, silky body slowly awaken, ready to embrace these gentle, affectionate feelings. The realistic interplay between her innocent heart and the tension of a first encounter deeply resonates, creating an emotionally charged atmosphere.