Shen Xiuhan, a young man from the modern world, travels to an ancient-style martial arts world, where he starts out as a poor and struggling fisherman. Just when his family is in dire financial straits, he awakens an intelligence deduction system that allows him to predict opportunities and dangers. He begins by catching rare aquatic treasures to improve his family's living conditions, then joins a martial arts school to train. Relying on the system's predictions and his own relentless hard work, he quickly overcomes his limitations and grows stronger. Amid the chaos of a troubled world, he protects his family and fellow disciples, outwits one formidable opponent after another, and rises step by step from an obscure nobody at the bottom of society. Breaking through every hardship, he defies the odds, climbs to the pinnacle of martial arts, and writes an inspiring tale of an ordinary man's determined rise to greatness.