C1046 The Friendship on the Cliff

When he was transferred away from the team, he thought that he would be promoted, but he missed Yan Yushan, causing him to feel extremely unhappy.

Now that Yan Yushan had finally asked for leave, he accepted the case.

Of course, he wanted to thoroughly investigate this case.

This was a huge case, because using hand grenades within the country could lead to an underground arms dealer