The Return of the Su

The last time I saw Qin Lang, it was for Qin Chuan's...,A slow poison! And a particularly insidious, particularly troublesome kind of slow poison!,At this moment, Ren Shangwu was also paying attention to Qin Lang, his nephew. He didn't know what had happened to Qin Lang during his two years in prison. How did he have such a vague and rebellious aura, making it impossible to guess。