This scene opens up with a porter who is [[pretending]] he is [[guarding]] the gates of hell. He opens the door to [[Macduff]] who has come to see the [[King]]. It is Macduff who discovers the King's [[dead]] body and shouts that [[treason]] has been committed. Shakespeare uses [[dramatic irony]] when Macduff tries to [[calm]] Lady Macbeth down by saying 'O [[gentle]] lady'. Macbeth also pretends to act in [[shock]] and said that his [[fury]] caused him to kill the King's bodyguards. Malcolm and Donalbain discuss the [[danger]] they must be in and decide to [[flee]] Scotland.