The penthouse was quiet except for the soft hum of the city far below the floor-to-ceiling windows.

I stood on the balcony wearing nothing but a delicate rose-gold collar with a small diamond “D” pendant, a sheer black robe that was open at the front, and sky-high heels. The cool night air brushed against my bare skin, making my nipples tighten.

A full year had passed since Daddy first claimed me as his personal sex toy.

So much had changed… and yet nothing had.

I was still his. Completely. Willingly. Addictively.

The sound of the sliding door opening made me turn. Daddy stepped out onto the balcony, dressed in a...