C396 Sudden Event

"What do we do? We've been investigating for so long, but we still haven't made any progress. We don't know what to do now." Ye Xiaoqi sat down dejectedly, and two of her hands grabbed her chin.

"Sigh …" Zhang Wu Ming took a deep breath, then sat down as well, as though he was talking to himself: "This is all too strange, I have no idea where to start