It took you the whole of summer, but you finally succeeded in your plan. You made yourself an escape proof chastity cage. Made from steel but formed perfectly to your body, you were now stuck in a creation of your own design.
It was only a dare, you told yourself, and you were not one to back down, no matter how humiliating it was. But when the plug started vibrating as you walked through the local mall, you knew it more than just a dare for your friend who managed to trick y