Mature beauty Reiko Koyakawa finally debuts in double penetration! Reiko, who was imprisoned for a crime she didn't commit, discovers that there's more to her wrongful conviction. The man who knows the truth is also serving time. She volunteers for special prison labor and infiltrates a male prison, but it's a lawless zone where ruthless criminals run wild with no restraints. Reiko, with her tempting buttocks, becomes the perfect target for the inmates and gets raped anally. Day after day, she is repeatedly violated and turns into a flesh toilet for their sexual release…
