Lennie called back to George, but George didn't answer. Lennie knowing that he made George mad by annoying him asking for ketchup. So then Lennie Said he would go up to a hill and leave George so he wouldn't annoy him anymore.
Lennie and George meets the boss at the ranch. When the boss ask questions George was the one answering them all which made the boss confused and asked George why. George lied and said Lennie was his cousin and he isn't really smart which made the boss understand.
Curley got mad from Slim yelling at him and telling him what to do. Lennie looked at Curley and smiled and Curley got mad thinking he was laughing at him, so he start punching Lennie until his nose bleed and George telling Lennie to fight back ending up breaking Curley's hand.
Lennie met Crooks in his little shack next to the barn. Crooks expressed this loneliness on Lennie and George, when Crooks said suppose George got hurt and left him. So Lennie got mad threatening Crooks asking who hurt George, when he does not understand when Crooks is saying it as a suppose.
Curley's wife walks in on Lennie while he was petting his dead pup. Lennie got scared and hid it in the hay stack. Lennie continued petting his dead pup while Curley's wife talk about her life. Then Lennie started to talk, Curley's wife then told Lennie to feel her hair which lennie ending up pulling too hard and killing her.
George found Lennie near the river and told Lennie that everything was OK, and that Lennie can still tend the rabbits. When George heard foot step from a distance he got worry and held his gun up to Lennie's back and up to his neck. When the foot steps got closer George shot Lennie.