ecide.Here is the living room.Si Yecheng was chatting with Li Yuanfu and Song Qiao Ying, occasionally glancing at Ou Yan and interacting with her. This small detail naturally didn't escape anyone's ey...stigation, so accuracy is paramount. A slight error could lead investigators far astray.Sometimes when I fall asleep at night, I have nightmares. They're filled with all sorts of bloody scenes."What...