"W–Wait a moment!" Just as Lu Yizhou was going to take a step forward, a middle aged man in a wrinkled suit suddenly rushed out of the crowd, slammed the collapsible door closed and latched the lock, effectively trapping Lu Yizhou inside!
Everyone's eyes turned to him in shock. Zhao Bolin finally tore his gaze off the other and raised a brow toward the middle aged man. "Professor Lou?"