Pan Mengdie, the last Miss of Xiguan in Guangzhou, was once an unparalleled beauty and now lives in a mansion in Xiguan. For nearly a century, she has upheld her love, upheld the secrets of her family, and remained steadfastGuarding her own ancestral home... Community police officer Ma Sipeng is a skilled, intelligent, and helpful police officer. He received a drug case named 'Miss Xiguan' with the code name.During the investigation, Ma Sipeng met Pan Mengdie and her descendant Ye Yixi. As the case deepens, many unknown secrets are unraveled, leading to a complex emotional battle involving police and civilians, family ties, blood ties, and moreThe battle of life and death is about to unfold