SNIS-283 The Secret Investigator's Woman The Incest Trap She's Fallen Into Usami Mai

The girl's beloved brother, who had been conducting an undercover investigation as a government agent, was killed right before her eyes. To avenge him, she volunteers to become a secret investigator and infiltrates the evil organization Sheave alone… However, after being captured by the enemy, she is injected with a debauched drug and falls into becoming a flesh slave. A full-fledged drama featuring a female investigator, Esuwan's popular No.1 series！！