[Intoku info (Endou Hiroto)] Mesugaki na Imouto wa Onii-chan o Seiteki ni Dokusen Shitai [Full Color] [Decensored]

A spirited younger sister with twintails and drill hair seeks to claim her brother's attention in a series of bold, colorful encounters. Driven by an intense desire, she playfully teases him, making it clear she wants him all to herself. As the tension builds, the boundaries between siblings blur, leading to a messy and passionate climax where she eagerly accepts every drop of his affection, ensuring he is thoroughly filled by her devotion.