Thirty years after spiritual energy was revived, warriors decided their fate. There were only three months left before the martial arts college entrance examination, and Lin Zhan, who had only 87 vitality and blood, accidentally awakened the martial arts deduction system. Others only have one chance to face a strong enemy, but he can fight the same battle thousands of times in his mind, remembering every failure and looking for the only victory. The genius of the family relied on resources to accumulate 115 vitality, while he relied on deductions to rewrite his destiny. But when Lin Zhan tried to deduce his father who was "killed" ten years ago, the system encountered garbled codes that could not be parsed for the first time. At the same time, the same mysterious mark appeared on the ferocious beast that sneaked into the city...