The book is the fourth of Zhou Haohui's "e;Interpol Luo Fei"e; series. The protagonist Luo Fei, a full of legendary detective, had a keen insight and calm thinking ability that different from ordinary people. His interest lies in solving various kinds of strange cases. He is always looking for answers. In the elaborate description of the author, Luo Fei's image is bright and with good personality charm.