SDMF-031 — Burying My Face In My Sister's Pussy Calms Me Down, So I Do It Every Morning. Pink Family Vol.33 Mai Hanagari

A brother and sister live with their mother. The brother supports his sister's life by working part-time jobs every day. The brother and sister have a secret that they can't tell anyone. When the brother comes home from work and is mentally weak, he buries his face in his sister's skirt and performs cunnilingus on her. It has become a habit. Gradually, the act escalates and they end up having sex.