Kungfu masters twins

A pair of identical twins, a girl and a boy. Born in the Qi family of the nation’s top 1 family of kungfu masters. And many other kungfu family were very jealous of their family. One day when the twins were at the age of twelve their whole family were murdered, only the twins and their five cousins managed to escape their way to the forest near their house but they didn’t escape together. Afterwards the Qi family were forgotten by everyone. The sister decided to dress up as a boy so that they would have lesser trouble in the future. Both siblings were determined earn back their family fame. But how are they going to do it??