Macbeth Act 2

Macbeth has a vision of a dagger floating in the air aiming him towards Duncan. As Macbeth realizes while looking at the dagger he think he sees blood, he realizes that maybe it's his guilt about killing Duncan. Lady Macbeth imagines that Macbeth is killing the king . Macbeth hands is covered in blood and he says the deed is done, Macbeth felt guilty because he knew he committed a sin and he hears a voice say " sleep no more ".