He brought his hand down hard on her bare ass. He waited a beat, expecting a shriek of pain and rage from those gorgeous lips. Instead, she parted her long legs, raised her ass, and silently asked for more. Fuck, he was in love. He gave her what she wanted, alternately smacking each cheek a few more times until she was moaning and wiggling underneath him.

Mack had unleashed some of his darker tendencies on women before, but never had one responded so wholeheartedly, so ...