Kail and his band of suicide squad head straight into Maou’s Castle to put an end to his schemes. With him losing his right arm and leg, he vanquishes Maou at the cost of his team and his loved one… Slowly dying as he bleeded out, he saw a dark crystal

From Baka-Tsuki:War of the Holy Grail - Pursuing the power of the "Holy Grail" which grants a miracle, this is a contest in which seven magi summon seven Heroic Spirits to compete for it. In that battle whose conclusion was postponed three times, now, the