C55 If You Want to Touch My Son You Have to Get Through Me First!
First of all, Fann Binn had a very bad relationship with his father, Fann Tao and grandfather. This could be seen from the conversation between him and Fann Tao during the banquet.
Secondly, since Fann Binn and his father weren't on good terms, it meant that he was beyond the jurisdiction of the Fann family's grandfather. Furthermore, Fann Binn did not like Liu Ting