Yuka, the innocent niece who idolizes her uncle. She develops feelings for him after a long time apart. A single mistake ignites their forbidden love, and their sun-kissed bodies, shy smiles, and the promise of marriage while clinging to his large cock, a forbidden vow they make to each other. The little girl's body trembles as she responds eagerly, and they both fall into a whirlpool of pleasure... *This work does not feature any performers under the age of 18.*