A world where swordsmen gain their power from their soul essences, this world is set to push all of their characters to the edge of survival since power means Omari was a man who was reincarnated into a young boy from the slums called Tatsuo Kurogane, raised with love and wisdom by an old man in the lesser beginning region. After the passing of his guardian, Tatsuo’s life takes a dramatic turn when he is thrust into an invasion of the prestigious Divine Soul Swordsman Academy.  The academy, known for training elite swordsmen, is now facing a dire threat from the Kuyu beasts—monstrous entities that emerged following the disappearance of the twelve ancient seals centuries ago.