She is the head of a powerful plutocratic family. She treats him as a perfect "collection" and locks him up in a golden house, doting on him as much as she wants. He was once a forbearing and dormant wolf king, and he was willing to play the role of a docile "canary" just for a well-planned revenge. When the cage is broken, the identities of hunter and prey are instantly overturned - "Sister, you personally taught me the rules of the game, now it's up to me to take the lead."