Ορέστης is a character from ancient Greek mythology, known as the son of Αγαμέμνονας and Κλυταιμνήστρα. He is famous for avenging his father's murder by killing his mother and her lover, Αίγισθος. This act of vengeance is a central theme in the Ορέστεια, a trilogy of plays by the playwright Αισχύλος. The story of Ορέστης explores themes of justice, fate, and the consequences of revenge. His journey is marked by moral dilemmas and the influence of the Ερινύες, or Furies, who pursue him for his crime. Ultimately, Ορέστης seeks redemption and peace, highlighting the complexities of familial loyalty and justice in ancient Greek culture.