Plot of Oedipus Rex Oedipus Rex is a tragedy in classical style plot. The plot starts with the exposition of the dramatic conflict. Then follows with the rising action. The climax then brings a turning point at the high point of action. The falling action then occurs and the tragedy end with the catastrophe. Oedipus asks the suppliants what their problem is. They explain to Oedipus that the god of plague and pyre is attacking Thebes. They ask for his help because he is the king who saved Thebes from the Sphinx and restored the city. Oedipus says that he has sent Kreon, his wife's brother to find out what he can from Apoll