It's not okay to make your parents upset.
Paulo is hanging out with his friends late on a schoolnight while his parents wait for him to come home.
Paulo wants to head home.
Paulo calls his family to let them know where he is and that he's coming home.
Paulo arrives home after curfew without having let his parents know where he was.
Paulo comes home, and after being told he needs to come home earlier, they all go to bed.
Paulo's parents yell at him about how worried they were and ground him.