The Miyoshi brothers have powerful regenerative capabilities.  They say that taking life is offering salvation, and in them Shungiku sees his own younger self.  Oooka, who knows the old Shungiku, is doubtful he can win the battle.
A man who'd done nothing but beat me.
El mismo hombre que solo sabía pegarme.
El mismo hombre 
que solía pegarme
Um homem que não fez nada 
a não ser me bater.