Bushuugi

Bushuugi summary: Pressure makes diamoands, and stress makes monster. A world where stress is deadly, creating what is known as the Bushuon monsters. If the stress eats away at you, you become a monster a prime physical beast. In this world with strange body mutations, and the ability to harness your adrenaline it is up to the Bushuon warriors to combat these threats. But not everyone is up to that task, a simple teacher having to guide a new generation of warriors who are all leagues above him. And yet he has been give the task to train these prodigies. But he will do as he can, because in the bushuon world. You have to be strong for somebody else.