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.
At first you just paid her to come over and tease you, then it turned to dressing you up, then to chastity, now she demands not to be paid but to get to peg you anytime you want her over. You never knew you'd like it, but after 5 weeks of being locked,
When your partner suggested you try some bondage to spice things up, you never imaged it would start with 3 weeks of chastity followed by a shibari session ending in free use for all your partner's friends.