Jennifer A. Nielsen, author of the NYT and USA TODAY bestselling Ascendance Trilogy, has woven an electrifying tale of greed and power, magic and destiny, and one boy's courage at the heart of it all.

When Nic, a slave in the mines outside of Rome, is forced to enter a sealed cavern containing the lost treasures of Julius Caesar, he finds much more than gold and gemstones: He discovers an ancient bulla, an amulet that belonged to the great Caesar...

NYT and USA Today bestselling author Jennifer A. Nielsen brings a new dose of adventure and thrills to ancient Rome in the second book of her magical Mark of the Thief trilogy!

Nic may have escaped enslavement in the mines outside of Rome, but his troubles are far from over. The Praetor War — the battle to destroy Rome from within — is in full force, and Nic is caught in the crossfire. The secretive Praetors are determined...

NYT and USA Today bestselling author Jennifer A. Nielsen delivers the action-packed conclusion to her magical Mark of the Thief trilogy!

Trouble has a way of seeking out Nicolas Calva, and it's not likely to leave him alone any time soon. With Caesar's magic bulla, the Malice of Mars, and the possibility of a Jupiter Stone in play, all the powers of Rome are circling Nic. He'll have to maneuver his way through scheming government...