Ep 18. E 18

Thanatos finally gets serious after being wounded by Manigoldo. But even in the worst position imaginable, Seiji doesn't falter. Don't use the word despair so loosely, he says, and Manigoldo remembers his old days with his master and regains hope. The two use their Sekishiki Meikaiha attack in a final desperate attempt, and succeed in separating Thanatos soul from his body, but...