How to Live in a Different World After Time Travel

Science fiction, immortality, fantasy city Fusion themes. Plot synopsis: After he became a "human", he gained everything that was not his. Gradually, he forgot his previous goals. Just when he was intoxicated with this tranquility, various events dragged him into it. With no choice, in order to protect the people he truly cherished, he had to let himself gain the power he once had, and even become stronger! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.