Brother Xiaoman is an unimportant but essential role in the series of Tomb Raider Notes. To be exact, the little mango is not a person. It is a special dog specially left by Wu for Wu Xie to identify "Black Flying Son". Wu Xie's grandfather had long known about the existence of the Ten Housewives and the Black Concubine, so he trained many dogs similar to the Little Mango.
The skills of the little man in the ultimate notebook;
Brother Xiaoman can recognize blackfly, which is closely related to one of the dog's specialties, that is, the sense of smell. Heifeizi has a special smell, and Wu Xie's grandfather trained the little mango accordingly, making it Wu Xie's help against the Wangs. The black princess is a strange creature bred by Wang Peiyu. In the original novel The Sea of Grave Notes, Wu Xie once happened to see a black princess in a tree.