The Corporate Bodyguard (Willing or Knot): Willing or Knot (Shifters), #5

Adriana, a powerful CEO, discovers her security chief Valen is a wolf-shifter after he saves her from assassins. The danger unleashes an irresistible pull between them, leading to a night of intense physical connection. He claims her completely—in human form and as the wolf—binding them through pleasure that neither can resist.