In a massacre that wipes out his entire clan, Zhou Jìnchén loses his eyesight. Left in darkness and filled with hatred, he somehow survives. Afterward, he tames a wolf and turns it into his guide, using it like a living “seeing‑eye dog.” With this loyal companion at his side, he sets out together with a girl named Línglíng, and the two of them embark on a shared road of revenge across the jianghu ( Martial World ).