Book List in Order: 4 titles
The Maya Bust
A secret stash, a hidden tomb, a father's love—sworn in bloodWhen his former commander's estranged daughter vanishes in Guatemala, Grant Casey treks a deadly jungle and dives a sacred cenote to free her from a drug smuggler looking for a stash...
The Assassin's Throne
A Templar betrayal, a stolen throne and a madman who would be kingA simple assignment goes horribly wrong: the Bone Guard runs afoul of modern knights, ancient Assassins and the self-proclaimed King of Jerusalem, hell-bent on reclaiming his thro...
The Nazi Skull
They used to be part of a special ops intelligence group known only as the Unit—until the brass decided to ignore their intel, and they followed Lieutenant Grant Casey into a firestorm to save a museum, and the people trapped inside. The aftermath ...
The Mongol's Coffin
An ancient song leads to a deadly race to find Genghis Khan's tomb.Former special ops officer Grant Casey thought that the Bone Guard was a good idea. A team specializing in securing historically important archeological digs across the globe—how co...
Complete Series List in Order
1) The Mongol's Coffin (Apr-2017)
2) The Nazi Skull (Jul-2019)