Who Is the Killer? (2in1)

Wen Qing took a careful look at the two people in the room, and she felt a headache coming. They were in such a strange and creepy place, but neither Chen Ge nor Uncle Huang seemed to notice that. She did not know whether she was overacting because she had too little experience or these two's understanding of the world had gone far beyond the conceptualization of a normal person. After much hesitation, Wen Qing finally walked into the room. But she did not dare sleep, she merely stood behind Chen Ge.