Meliodas is on the verge of death as Elizabeth turns herself in to Hendrickson to save Gilthunder. During this moment of crisis, their trusted comrade, Ban the Undead, steps in. However, the Fox Sin of Greed they once knew is no longer—Ban bares his fangs and attacks, aiming straight for Meliodas's heart! The demon blood has begun to run its course; the Kingdom is being razed; and in the wake of it all, a powerful grotesque monster rises. Will the world be swallowed up by darkness, or is there another way?!