A retired data analyst dies and awakens in the fragile body of a young Uchiha amid endless clan bloodshed, armed with no knowledge of chakra or the brutal shinobi world. As he dissects dojutsu mechanics and enemy patterns like lines of code, his genius forges a lethal edge—but one miscalculation could awaken powers that doom his clan or himself. In a war where survival demands perfect adaptation, how long can cold logic endure against raw savagery?