A thousand years ago, Deity Yuxu was killed by the Demon King in order to save the cat demon Yingwan, sending his soul into the cycle of reincarnation. A thousand years later, Yingwan finds Yuxu's reincarnation in the city and tries to pick up where they left off. However, Yingwan is already on the brink of death... Can the two of them survive all the odds and end up together again?