Fan Casting Prince of Persia

In the holy city of Alamut resides the Sands of Time, which gives mortals the power to turn back time. After leading an attack on the city, Dastan the adopted son of Persia's king acquires a dagger that gives the one who holds it access to the Sands. Dastan goes on the run with an Alamut princess named Tamina after being accused of killing his father. The pair must protect the ancient treasure from dark forces and unmask the king's assassin.