In this chapter, we learn that the narrator's wife heard someone banging on the door lock outside, and the narrator went outside to cool off. When he returned home, he sent her an apology text, and she quickly replied back. The narrator tells the audience that by showing this scene, he would assume that the murderer is the man who refused to get his divoce. He then explains that the person who sent the apology text was not the wife, but the narrator himself, who was trying to find the key to unlock the door. This time, he found the key, and chaoliang escaped.