The document summarizes the plot of Shakespeare's play Hamlet. It introduces the characters in Denmark, including Hamlet, King Claudius who married Hamlet's mother, and Polonius. Hamlet is visited by his father's ghost and learns that Claudius murdered his father. Hamlet devises a plan using players to confirm Claudius' guilt, which is revealed when Claudius reacts to their reenactment. Polonius is then killed by Hamlet in a case of mistaken identity. This leads to a series of revenge plots and deaths culminating in Hamlet killing Claudius to avenge his father's murder.