[Nekogen] My Niece, Panties, and Erotic-Videos (COMIC Megastore Vol. 19) {Mistvern}

A shy boy with glasses discovers his curious niece watching erotic videos, sparking a secret, forbidden fascination that escalates when she begins to mimic the scenes in her own panties. The tension builds as the boy wrestles with his desire to protect her innocence while being drawn into her provocative world. The story unfolds with playful yet intense moments that explore the blurred line between sibling affection and adult temptation.