Raphael: Heir of the Mana

Albert, a brilliant scientist from an advanced Earth, creates Raphael, an intelligent nanomachine designed to revolutionize medicine and containing humanity's accumulated knowledge. During its first human trial, a flaw in the system causes Raphael to transfer an overwhelming amount of information directly into Albert's brain, killing him. But Albert awakens in another world as Arthur Frian, the firstborn son of a powerful mage family. In this world, mana is the foundation of life, magic is real, and dragons are ancient beings worshipped as the origin of magic. But Albert didn't reincarnate alone. Raphael came with him. Now, armed with the knowledge of an advanced civilization and an AI capable of analyzing this world's mana, Arthur is about to discover that magic may not be as mysterious as everyone believes.