A thousand years ago, he watched her disappear into ashes with his own eyes. A thousand years later, he suddenly appeared, forgetting the past. When he saw her again, he just wanted to devote all the world to her, but she had forgotten him. He didn't know a soul, he only retained her life and his appearance. As for memory, it is a luxury for her. More or less entanglements are sometimes like flax for spinning, which remain messy after being cut and sorted out...