Respuesta :

Poetic justice is the idea in which ones bad actions are punished and ones good actions are reward. We see poetic justice through "the good guy beats the bad guy" and through irony. 
Harry Potter 
In the book series 
Harry Potter
the main character Harry takes a journey through the wizard world and stops the evil wizard Voldemort who kills meritoriously and had even murdered Harry's parents when he was a boy.