Hentai Kurokami-chan to Shougai Mob no Boku

A plain and ordinary high school boy, who considers himself a lifelong background character, finds himself drawn to Kurokami, a girl with black hair who is secretly a pervert. She has a hidden side that she only reveals to him, and their relationship begins with a strange and intense dynamic.

As they spend more time together, the boy discovers the depths of Kurokami's unusual desires and becomes entangled in her secret world. Their encounters blur the line between normalcy and obsession, pushing the boundaries of their everyday lives. The boy must navigate this new and overwhelming reality, unsure of where his involvement with Kurokami will lead.