The Reaction System

In this story we follow a man named Jin Aldeus on his journey for revenge and peace. One day his world was flooded with mana by a mysterious entity and a species of monsters known as Reapers appeared. They destroy everything they touch and come in many grotesque forms, but humans began being born with special abilities due to the mana that flooded the planet. Eventually they started to fight back and became known as Hunters. When a simple ultra sound appointment turns bad Jin discovers through the trauma of losing his wife and unborn daughter, he had a hidden power within himself.