Scale Pact: Bride of the Shark Spirit

Zhang Fei of Wangyu Village is an oddity, born from a fish egg and covered in scales. He is often discriminated against. During a great flood, he rescues a weakened mermaid, who calls herself his bride and tells him he is destined to protect the sea and prevent disaster. Zhang Fei awakens his powers for the first time and saves the villagers, but the mermaid leaves behind a scale and promises to meet him again once his powers awaken. Thus begins his fantastical journey as a guardian.