 Hal visits the King at the castle and Henry scolds him for his criminal and unethical lifestyle . Henry warns Hal about Hotspur 's growing army and its threat to his crown . Hal passionately vows to his unimpressed father that he will defend Henry and redeem his good name . The King 's army , including Falstaff , parades through the streets and off to war . Before the battle , Henry meets with Worcester and offers to forgive all of Hotspur 's men of treason if they surrender immediately . Hal vows to personally kill Hotspur . Worcester returns to his camp and lies to Hotspur , telling him that Henry intends to execute all traitors . 
