The investigators who were handling Li Chunmei's case have returned.,"Excuse me, are you Mr. Su Jizhou I'm a police officer from Longtan Town Police Station in City C. We recently cracked a human trafficking case...",The sky was overcast, a canvas of gray and black, heavy with a sense of gloom. It seemed as if someone had splashed ink onto a sheet of paper, the ink seeping into the heavens and blurring the clouds.。