After My Death, the Villain Demon Lord Grew Old Overnight

[Micro fantasy+Three Lives Three Worlds+Sweet Pet+HE] The first life: The nine-tailed fox demon king with a cold appearance actually fell in love with a little girl who was transformed into an ancient spiritual energy! Are you really attracted to her? Or do you just want to live forever by eating her? After all, he still couldn't deceive his own heart. When she died for him and disappeared into ashes, he turned gray overnight! Killed all living beings in the three realms... Second life: A hundred years later, he was locked under the eighteenth floor of the hell tower. He spent his whole life cultivating himself to be reborn for her, and transformed the remaining ray of his soul into a human form, just to renew his relationship with her... Third life: The pain of losing her in two consecutive lives made him even more careful and protective of her. But as a thousand-year-old demon king, can he adapt to life in a modern society a thousand years later? ? But these are not important anymore. What is important is that in this life, he will never lose her again!