Shadow of Evolution.

Kiyoshi Mori, both an orphan and a boy living a poor life in Japan, accidentally changed his life after the people who raised him died of illness and had human blood on his hands for the first time at the age of 10. caught the attention of a high-ranking member of an organization specializing in training elite assassins. After years of arduous training, he became the best in the organization, thanks to his years of training. During months of hardship in organizing and carrying out dangerous missions, he learned many new experiences in life and learned to follow his own rules to have a good life, thinking that his life would Living his days off of the money he got from killing people for the rest of his life, he put himself in a situation he could never regret, when he broke the law that he created by himself, he paid the price by being killed by the person who saved his life. Life seemed to have ended, but no, Azrael, the Archangel of Death had summoned his soul, would give him a second chance to reincarnate in another world, and also give him an additional "System" game board, along with A new identity, in return he will have to participate and survive in the world-class "Game of Thrones". The Winner has Power and Strength comparable to God, even though he is not interested in the game but Because of the opportunity to create a better life, he also accepted. Azrael also warned that once he comes to this world, once he participates in the game, if he wants to have a peaceful life, he must become a villain. strong because in a world where Big Fish swallow Little Fish, the weak are just prey for the strong and then Kiyoshi Mori's new life begins after his soul is transferred to a Fantasy world. But is it as simple as he thinks and why did the angel of death choose him to participate in the game? national level kingship, everyone should follow the series for more details.