When they learn the truth about the current situation, the gang realize that they must go into battle. And so, too, does Kagura.
I can't make you kill our teacher again.
.لا يمكنني أن أدعك تقتل معلّمنا مجدّدًا
No dejaré que mates
a tu maestro dos veces.
Não posso deixar que você 
mate nosso professor de novo.