HUNT-860 Big brother! A once-in-a-lifetime request! Put your finger in my pussy!! My little sister made a face like she was about to burst into tears and begged me for help. She said she had put something from our room inside her vagina while masturbating

A younger sister who secretly takes out her brother’s erotic books and masturbates. She gradually escalates and begins to put things in her room. She was unable to get it out of her vagina as a result, and it was her brother who was called to the emergency. At first, she desperately tries to help her sister by sticking her finger into her pussy, but halfway through, her sister begins to feel something strange… In addition, her sister noticed me secretly getting excited.