Oedipus play was "Laius", the second was "Oedipus", and the third was "Seven against Thebes". Only the third play survives, in which Oedipus' sons Eteocles and Polynices kill each other warring over the throne. Much like his "Oresteia", this trilogy would have detailed the tribulations of a House over three successive generations. The satyr play that followed the trilogy was called "The Sphinx". As Sophocles' "Oedipus Rex" begins, the people of Thebes are begging the king for help, begging him to discover the cause of the plague. Oedipus stands before them and swears to find the root of their suffering and
Oedipus justice, and Oedipus himself cursed the killer of his wife's late husband, saying that he would be exiled. Creon also suggested that they try to find the blind prophet, Tiresias who was widely respected. Oedipus sent for Tiresias, who warned him not to seek Laius' killer. In a heated exchange, Tiresias was provoked into exposing Oedipus himself as the killer, and the fact that Oedipus was living in shame because he did not know who his true parents were. Oedipus angrily blamed Creon for the false accusations, and the two argued. Jocasta entered and tried to calm Oedipus by telling