Emergency Care for Trauma 6

Three people ran to the end of the alley and stopped at the scene of the incident without even catching their breath. Ren Chongda first glanced to make sure his class leader was fine, then turned his head and when he saw who it was, he froze.

Soon after, regaining her senses, Zhang Xiaohui and the others who had run all the way with them shouted, "Teacher Cao, Teacher Zhu, Teacher Ren—" Her delicate voice, upon arriving at the scene, suddenly shrieked like she'd seen a ghost, belting out a high-pitched soprano chorus, "Oh my God, oh my God!"

What were these people doing?

Realizing something was off, Yue Wentong turned his head back and followed everyone's gaze back to Xie Wanying, eyes bulging: no way, in the time it took him to make a phone call, how did she get covered in blood?