Valiant demon-hunter Allen Walker and his comrades remain steadfast in their quest to recover the lost Innocence while slaying the undead minions of evil's most terrifying army. When the treacherous Millennium Earl senses a shift in the balance of power, the wicked leader of the Akuma summons forth a band of rogue warriors who will shake the Black Order to its very core. The battle to decide the fate of mankind has begun. Should Walker fail, Innocence will be lost forever.