Nano Machine

Born to a mother of low standing among the High Priest's six wives, Cheon Yeo-un seems destined for a life of obscurity and danger within the Demonic Cult. His fortunes change forever when a mysterious descendant from the distant future travels back in time to inject him with cutting-edge nanotechnology. Fusing advanced science with traditional martial arts, the nanomachine unlocks unimaginable potential, granting Yeo-un enhanced healing, peak physical conditioning, and the ability to analyze and master legendary techniques instantly. Armed with this futuristic power, Yeo-un embarks on a relentless journey of survival, revenge, and martial arts dominance to claim his rightful place as the successor to the throne.