In the distance, a dilapidated factory stood alone, its silhouette looming against the darkness. It stood silently as if a giant devil crouching in wait for its prey to arrive.,"Hello hello!" A brown-haired young man enthusiastically waved him over. He jogged a few steps to approach, and then greeted Assistant Hao again.,The handsome man beside Yu Xing, wearing glasses, replied calmly: "Over six months ago, a murder happened at Qiyuan Pharmaceutical Factory. The media reported it; the factory owner hanged himself at night, and all production came to a halt. It closed down shortly after."。