A Touch of Depravity by Paul V. Russo

Author's first novel. Of perhaps 3,000. Sex was nice--and very necessary, of course--but it really wasn't the big kick, not in itself, anyway. It was the conquest that mattered to Crystal, the joyous thrill of forcing a man or woman into abject submission. Yes, that was where the pleasure lay. Even with her own husband. It would be fun being with Tim again. Taunting him, goading him, flaunting her affairs with women in his face until he seethed with rage--yes, it would be fun to see him loving her one moment and hating her the next. It would fun to bring her husband to his knees once again. Where he belonged. Where the whole damned world belonged...