To Protect Her Beloved Brother, She Became A Big-titted Slave Of An Adulterous Wealthy Man And Fell Into Masochism For 10 Days.

Momoka lost her parents, dropped out of ● school, and raised her younger brother alone. However, her brother unknowingly applied for a shady part-time job and was threatened by a semi-organized crime group. When she went to apologize with her brother, the leader, who was captivated by Momoka's beauty, proposed to wipe the slate clean on the condition that she become his mistress for ten days, and Momoka accepted the demand... The leader's sex was rough and sadistic, treating women as tools for sexual gratification... But with the alternating carrot and stick, and being treated carelessly, Momoka gradually awakened as a masochist...