This article provides a summary of Plato's Republic Book 2 where Socrates is challenged to prove the worthiness of justice by constructing a State that will try justice against injustice and conduct a trial of an innocent individual. Glaucon and Adeimantus challenge Socrates to prove the worthiness of justice and Socrates accepts the challenge. The article also discusses the qualities of a guardian and the importance of following stories that have a positive message.