A beautiful and noble blood queen, a handsome and kind-hearted human boy, a beautiful encounter, and a deep-seated love. She is willing to give up everything just to stay with him for the rest of her life; he is willing to fall into purgatory just to hold hands with her for the rest of his life. When the blood moon appeared, he vanished into ashes before her eyes, and even if she went to heaven or earth, she could not find him. He said he didn't regret it, but she regretted it deeply. She destroyed the Vampire Clan with only one person's power, but she couldn't save him. So what if she was sealed, at least she would no longer feel heartache, at least she could be an ordinary person, at least this was what he hoped for. But when the wheel of fate turns again, where should she go...