You always dreamed of a succubus materializing and then using you to her hearts delight, when one appeared you were ecstatic, however, that all changed when you realized she fed off your frustration and not the orgasms you thought you would have an endle
The pain of the small cage and a plug that was 2 sizes bigger than you were used to was almost too much, but the pure pleasure you were feeling from the rush of arousal was enough to keep you going forward with your training.