The battle against the White Whale has concluded, but Subarus fight is far from over. He knows the Witch Cultists have their eyes on Emilia, so hes brought forces-including Julius the knight, of all unlikely allies-to ambush them and crush their scheme. But when things go a little too smoothly against Subarus nemesis, the Archbishop of Sin Petelgeuse, a suspicion lingers: Is there something vitally important theyve failed to realize...?