He has silver hair and silver eyes. As a demon god, he does not belong to the three realms of human, demon, and immortal. He has an endless life and travels through various worlds just to kill his boring life and find his lost feelings.
He, with black hair and black eyes, is his twin brother. As his half, he is the same as him except for his eyes and hair. He travels with him in various worlds, just to accompany him, help him, and make up for the mistakes he made.
She, with blond hair and golden eyes, is him and his sister. As a fox fairy, she is arrogant and confident, but she can give up everything for love, just to be with her lover. Although she cannot live forever, she is willing to love someone with all her life.
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