Even though Zhang Tie was wanted by the secret police of Norman Empire, his qualification as a military officer wasn't cancelled by Iron Horn Corps. The military party of Norman Empire didn't admit that Zhang Tie was wanted by their secret police. Even if Zhang Tie left the Norman Empire, he was still a military officer of Iron Horn Corps.
Franca's chase revealed a deep conflict between the North Border Military Region of Norman Empire and the North Border Order Review Committee of Norman Empire. Secret police had chased Zhang Tie while the military party of Norman Empire chased Major Franca. When the conflict broke out between the two parties, Zhang Tie and Major Franca became attractive chess pieces. As a result, few people paid attention to the truth behind the conflict between him and Major Franca.