The fragile balance between the living and dead is shattered when an ancient enemy, the Quincy, awakens. Led by their king, Yhwach, they launch a ruthless, full-scale war against the Soul Society. Substitute Soul Reaper Ichigo Kurosaki must uncover long-held secrets to stop the ultimate destruction of all realms

"...when new 'Soul Reapers' and a new enemy appear in his hometown of Karakura, 'Ichigo' jumps back into the battlefield with his 'Zanpakuto' to help those in need. "Meanwhile, the 'Soul Society' is observing a sudden surge in the number of 'Hollows' being destroyed in the 'World of the Living'. They also receive separate reports of residents in the 'Rukon District' having gone missing. "Finally, the 'Seireitei', home of the Soul Reapers, comes under attack by a group calling themselves the 'Wandenreich'. Led by 'Yhwach', the father of all 'Quincies', the Wandenreich declare war against the Soul Reapers, as the history and truth kept hidden by the Soul Reapers for a thousand long years is finally brought to light

The war breaches the mortal and spiritual boundaries as the Quincy Emperor, Yhwach, leads his elite force directly into the Royal Realm. His ultimate goal is to assassinate the Soul King and collapse the foundation of existence.

Following the desperate battle in the Royal Realm, the foundational pillar holding reality together is completely broken. The boundaries keeping the Living World, the Soul Society, and Hueco Mundo separated begin to fracture, triggering a global apocalypse.