STAR-976 Yume Takeda was gangbanged after her boy's outfit was discovered...

One day, Yume, a kind older sister who cares for her younger brother, learns that her younger brother is being bullied at school. - Desperate to help his younger brother, he disguises himself as a man and invades the all-boys school his younger brother attends. - He tries to grasp the bully's weakness and stop him from bullying him, but instead his biggest weakness becomes known. - That means Yume is a woman. - She is immediately preyed upon by savage men, and her nightmarish life begins.