[Urahara Doll (Viali)] Kanojo no Imouto no Yuuwaku ni wa Katenai [MTL]

The story follows a petite, twintailed sister with a voluptuous, big‑breasted figure and curvy, big‑ass silhouette who boldly seduces her brother in a secret, intimate encounter. She teases him with a playful invitation, promising to entertain him before she vanishes, heightening the forbidden tension. The heated scene erupts into explicit intimacy, featuring a hot, slippery exchange that leaves the brother overwhelmed while the sister revels in her dominant role.