Sc. 3, lines 85-90: cite the details that show how macbeth conceals his plot and furthers the motif of " false face."

Act 2, Scene 3, Macbeth furthers his performance, creating a "false face" for the rest of the court when Duncan is found dead. He wails and makes his grief known loudly, to show that he is devastated by it. This acting is how he is hiding his guilt and keeping his plans secret.