Gathering evidence

After temporarily dealing with the other four troublemakers, Ling Xia clapped her hands and walked over to this man.
At this time, the man's face had turned a little pale. He was already old, nearly 50 years old, and he was still being treated like this today.
Although I usually exercise, this guy actually hit my knee with a metal baseball bat. The pain is so severe that even a young man in his twenties or thirties may not be able to bear it.
Not to mention that I am an old man in my...