Treasure hunters are getting closer than before to finding The Templar's treasure. Only one clue remains hidden inside the ruins of Sinclair castle, and Grayson has gone with one of his Knights of Arcadia brothers, to retrieve it.
When Grayson finds his mate precariously climbing up the side of the castle ruins, he comes to her aid, only to release she is one of the treasure hunters getting close to discovering what they have been hiding for centuries.
He is determined to keep his mate safe from herself but all the other deadly treasures hunters that are hot on her trail.