5E The Four Towers of Terror Trilogy: The Sundered Spire

The mystery is unfolding and the adventurers are learning the true nature of the danger that awaits them... And the whole northern tier! In a mad rush to uncover critical ancient artifacts, the adventurers must brave the depths of an ancient, abandoned dwarven prison, seek assistance from a legendary elven enclave and brave an ancient wizard’s tower. Can they stop the evil that is rising?