[In The Sky (Nakano Sora)] Boku no Panai Imouto-tachi (Nisemonogatari) [BoatShirt]

Two sisters, Karen and Tsukihi, tease their brother Araragi with playful, lewd advances, turning a casual conversation into an intense, erotic encounter that escalates from teasing touches to urgent climax. Their bodies glisten with sweat as they explore every intimate detail, culminating in a raw, shared release that showcases both the depth of their familial bond and the heated tension of their forbidden desire. The story unfolds through vivid panels that capture the escalating pleasure, from whispered challenges to explosive moments of ecstasy.