The love between humans and monsters is not tolerated in the world, but what about the love between immortals and monsters? Through an unintentional act thousands of years ago, a little snake imprinted it on her heart. A thousand years later, the white snake bluntly said that he came to repay his kindness, but she lost her heart. How can an immortal and a snake demon become a couple of gods and immortals across thousands of years of time and vastly different identities?