The saga continues? worlds are turned upside down when Michael, a leader in the Heavenly realm, signs his soul away to protect the mortal woman he loves. The Heavenly realm cries out in disbelief as they learn of Michael's descension into the Underworld. Once there, Michael is quickly promoted to a leader. The Guardians then plan a rescue never before attempted - one that could lead to their demise - as they travel through the Gates of Hell, led by the one being who can bring Michael back. Each Guardian is put to the test as they face their worst fears. Evil inevitably permeates the Guardians' souls, forcing them to make the ultimate decision of where their true allegiance lies.