C560 Brotherinlaw Is Messing with Me

Zhang Xiaolong walked into the Xuanyuan Martial Club. From time to time, there would be cheers from the crowd, as if the place was bustling with noise and excitement.

At this moment, there were many students from Yanjing University who had come here from the Martial Arts Club. They had come here to learn from the system.

At this moment, on the martial arts field