A geeky older brother has his dick tormented every day by his violent younger sister who uses Yankee language and swings a nail bat around. One day, the older brother asks his best friend from middle school for help, but his head is blown off by his sister's nail bat... The older brother, who is burning with revenge, finally attacks his Yankee younger sister! The younger sister's uterus is stimulated by her insane brother's stomach punch and she climaxes, which is too erotic lol