Demonic Evolution

... The Fantasy World of Gracia. Monsters, Beastmen, Elves, Fairies, and many creatures of fantasy exist. Evolution... Through the use of 'Mana', everyone or anything could level up and evolve! Through evolution, ordinary things have an opportunity to become legendary. An ordinary tree could evolve to become a mystical tree that bears fruits of wisdom. And an ordinary sword could evolve to become a divine sword that could slice mountains and the sea apart! Through evolution, everyone could reverse their fates. The ugliest could evolve to become a heavenly beauty! And the weakest could evolve! To become the strongest!!! It was a World with limitless possibilities! And Gilbert has reincarnated in such World... He had lived a selfless life from before, and in this world, he was determined to be different... ... This is a story of an orphan who had received the blessing of a demon. And through his selfishness, he was determined to stay true to his desires... "I will reach the truth of the world, even if I will become a demon..." This is Gilbert's story... Towards his... Demonic Evolution! ...