[Yamamoto Naoki] Saishin sakuhin-shū dai ichi hen: Renshū | New Series Vol. 1: Practice [Rainash]

A confident girl proposes a rock‑paper‑scissors challenge to her peers, stripping away the last barriers of clothing and modesty. The game turns intimate as the boys, some wearing glasses, eagerly touch and tease her slick, heated skin, guiding her with whispered instructions. The scene builds a tense, erotic atmosphere where desire and curiosity intertwine, promising a provocative practice session that pushes the limits of youthful exploration.