As Taldor's entire capital city gathers to celebrate, few realize that conspiracy and royal rivalries are about to shake the empire to its core! When a high-minded cabal of senators and nobles tries to steer the nation away from disaster, Emperor Stavian III orders a bloodbath in the senate halls, trapping neophyte spies inside layer upon layer of magical security. As tensions rise and the emperor falls, can the heroes escape the forgotten halls beneath the senate and save the heir of Taldor from an assassin's blade? And even then, can anyone prevent a civil war that will tear of the Inner Sea's oldest nations apart at its rotting seams?