The Vampire's Bargain: A Vampire's Bargain, #1

"I asked the vampire to save me.

He asked for my daughter instead."

Elena Mercer never knew her father's desperate bargain would bind her fate to Lucien—a powerful vampire king with a haunted past and a darkness as irresistible as it is deadly. What begins as the price of one man's survival soon becomes a love neither of them expected... and a sacrifice neither of them can escape.