His mission: keep his ex–love safe.Royal Canadian Mounted Police officer Sam Thrace can't believe the woman he's rescued from certain death is Kara Park – his former sweetheart. Once brokenhearted, now he's protecting the courageous archaeologist from someone out to sabotage her controversial pipeline findings. And as he and Kara escape into the remote Canadian wilds, neither is safe from their emerging feelings – or the threat to their lives.