“No, Sir,” I moaned, gripping the edge of the desk so hard my knuckles turned white. “Never like this.”

The forbidden title slipped out again, and it seemed to spur him on. Ethan reached around with his free hand and found my swollen clit. He rubbed it in slow, teasing circles—enough to drive me crazy but not enough to push me over the edge. I whimpered in frustration, trying to grind back against his fingers, but he pulled his hand away and spanked me again.

“None of that,” he warned. “You cum when I say. Not before.”

He slowed his thrusts to a deep, grinding pace, letting me feel every...