Abandoned in his cell, chained to the wall and left on a dirty mattress, the prisoner's only use is to service the sexual needs of the female guards. They have an amusing psychological game to keep him ever ready, for every 50 orgasms he provides, they permit him to cum once. Sidonia wastes no time in utilizing his tongue on her arse and pussy, all the while humiliating and teasing his chastity enclosed cock, until she has her needs fulfilled.