Dragon Scale

Zhao Xuan appears ordinary but hides incredible power. When the underworld's conspiracy emerges, he steps forward. After saving passengers during a bus attack, he accidentally gets involved in a plot. His appearance draws the attention of the Song family and reveals his mysterious past. Facing threats from the underworld, Zhao Xuan vows to completely eliminate this organization that should have vanished. However, when he meets his fiancée Cheng Siyi, he encounters unexpected coldness. Can Zhao Xuan prove his identity, resolve the misunderstanding, and fight against the powerful underworld forces?