C433 It Was Toothpaste

"However, if the murderer is not Wang Siming, there is only one entrance and exit to this unit. There are no traces of strangers entering or leaving. So, the murderer is from this unit?" Zhou Han said, "But when we went to ask around, we didn't hear any conflict between the Lee family and their neighbors."

Everyone fell into silence and consciously ruled out Wang Siming's suspicion