More than mean, Dilator Chastity

A few weeks ago I caught my 24/7 Sissy Sub trying to free her tinny penis from the plastic chastity cage and make it herself unauthorized. That this was unacceptable is clear and so I made sure with an escape-proof steel cage with inside dilator that something like this can not happen anymore. There were also 6 weeks without orgasm in the small cage as a punishment. For today I had her then promised that I unlock her, of course, she must suffer defenseless in a nice bondage and her ass is vibrated and fucked well. Well, since I am still angry with her the session is not as she have imagined, I unlock her, tease her micro penis a little bit tenderly, but to her dismay I lock it up again and fasten another vibrator on the cage. This will then increase her horniness along with the vibrator in her butt in the following night then immeasurably without any chance to have an Orgasm. How mean but also ...