Caption by Chastebob. Picture sourced from http://hot-day-at-the-beach.tumblr.com/post/97739916484. Chastity device added in Photoshop.

Part of my fantasy world is a place called Chastity Island (not original to me) where everyone is nude and all men are required to be in chastity. Naturally it's a great venue for a woman to introduce her male to the idea of chastity and her holding his key.