Shadow Troop: Reborn as Shadow

The story takes place in the future. A boy sets out to avenge himself by joining the most mysterious unit. He always remembers what that person told him: "You can't even protect yourself, so how do you expect to protect your family? Your enemy might be even stronger than me, but right now, you can't even kill me."

He has to become stronger, for himself and for his loved ones. He takes that person's advice...