(Finished by No V) She is a terrifying killer. Yueyu's mysterious Supreme Princess, has an angel appearance, but has a devilish heart. At the same time, she also has a dual personality. I don't know if she is cold-blooded, ruthless, lively and cute, but there is a mask of disguise on the surface, but underneath it is actually a heart that is more fragile than anyone else... When she meets demon princes and knights; when fate begins to rotate, when happiness quietly comes, the demon game and happiness song between them will slowly unfold... Will she find her own happiness song...