The peace is suddenly broken when warning sirens blare through the Soul Society. Residents are disappearing without a trace and nobody knows who's behind it. Meanwhile, a darkness is approaching Ichigo and his friends in Karakura Town.

The peace is suddenly broken when warning sirens blare through the Soul Society. Residents, there are disappearing without a trace and nobody knows who's behind it. Meanwhile, a dark shadow is also extending itself toward Ichigo and his friends in Karakura Town.