My younger brother (me) is beautiful but always horny despite being bullied by his stubborn older sister. It seems like she will get married soon, but I know that my older sister was a yankee and perverted bitch in the past. I will use this as a joke to force my younger sister to do it! Until now, I have been spying on sex with men, and it is time to present the results of my research on how to make my younger sister feel and ejaculate.