What should cats do if they are angry with people? Cats are wary of you, that is, afraid, so they will be cruel and angry. Let it get to know you. Don't touch it easily. He is hostile to you now, or he will bite you and hurt you. You can only please him with delicious food. A cat is a cold animal. If you please it, it will ignore you. You'd better leave it alone In a few days, you will be familiar with the environment and live in peace with you.