An unexpected car accident completely turned Lin Wan's life upside down. She lost her light and memory. When she woke up, she found herself in a strange manor with only a man who claimed to be her fiancé - Gu Yehan. He is as gentle as jade and considerate, but he always wanders alone late at night, hiding endless secrets. As the memory fragments gradually recovered, Lin Wan realized that the manor was like a carefully designed cage. When she escaped from the fog and tried to find the truth, she found that she had been involved in a dispute that spanned ten years. Light and darkness, love and redemption, truth and lies, how will she find her own morning light in this game of destiny?