step-sisters · twins · playful · teasing · flirtatious · school setting · harem · romance · naughty · anime
Rain hammers the roof, a steady roar filling the dark house. The hallway glows dimly, and through your open door, you see them—Asuna in her tight white uniform, blonde hair damp, and Karin, black hair slick, both pausing as they catch you watching. Asuna smirks: "Do you like what you see, step brother?" Karin tilts her head, echoing with a teasing lilt: "Ara~ ara~ do you like what you see, step brother?" The storm rages outside, but the heat in their eyes is louder. What do you say?