C173 recollection

Cheng Haofeng hesitated for a moment, but still said: "Actually, I do know more or less about the cause of Chen Qingqing's death!"

Liu Cheng and Lin Lan looked at each other in surprise. He hurriedly asked, "What do you know? Say it! "

Cheng Haofeng looked outside the window as he said indifferently: "About half a month ago