Taking place years after King Agamemnon's murder at the hands of his wife, Clytemnestra, his son Orestes is sent by an Oracle to avenge his father. The Libation Bearers precedes the play, Agamemnon, as the tragic struggle for the Agos throne continues. Second in Aeschylus's tragic Oresteian trilogy, The Libation Bearers is a story of family reunions and revenge.