NSPS-623 - Forbidden! Obscene older sister 3 The obscene older sister who had a relationship with my father...

A family of three, an older sister, younger brother, and father, who cannot live without a man, no matter who they are. My mother passed away at an early age, and my older sister took care of the house in her mother's place. A younger brother who loves his older sister. One day, when I returned home, I heard my sister's strange voice upstairs. The younger brother sneaks a peek and witnesses an incredible sight. The actions I took at that time were...