Jack McKinley and his friends have defeated colossal opponents, unearthed ancient treasures, and recovered two of the seven lost Loculi—only to find they’d been betrayed by one of their own.
With Babylon in ruins, Marco on the Massa side, and long-held secrets coming unraveled, the Select don’t know who to trust or where to turn. With their G7W powers are manifesting at a furious pace, Jack, Aly, and Cass have no choice but to continue their quest. As lives hang in the balance, the friends rush to the next stop on their quest, the famed Mausoleum at Halicarnassus. Here they have to face down their own demons and engage in an epic battle with the shadows of the dead. But when promises are broken and blood is spilled, the Select find themselves with nowhere left to turn.