Pinkerton Agent Ben Gray was being sent to Denver for another all-to-common request for confirmation of marital infidelity. He didn’t mind because he’d be able to go and visit his brother, who unknown to him, had just found a rich deposit of gold in his mine near Leadville. The job turned into anything but routine when assassins were sent to murder his brother and him so someone else could lay claim to the gold mine, and they had been sent by his boss, the chief agent.