Movie description: "Jailhouse Fuck 4". Dr. Kira Noir is assigned with treating rowdy prison inmate Scott Nails. Scott can’t believe his eyes upon seeing such a sexy doctor - it’s his lucky day! Scott is about to get even luckier when Kira diagnoses him as having an excess of semen in need of release, and he is stunned when the doctor takes a very hands-on approach to ensure that this inmate remains calm!