Opera Nova Bydgoszcz and on July 2, Offenbach's operetta "Orpheus in the Underworld". "Opera Studio" was renamed on March 3, 1959, "Musical Theatre of Opera and Operetta" (), so as to meet cultural expectations of the inhabitants of the entire Bydgoszcz Voivodeship. A year later, on March 1, 1960, the institution was nationalized. In 1963, the "Musical Theatre of Opera and Operetta" had then its own orchestra established, putting an end to the use of musicians from the Pomeranian Philharmonic. Bydgoszcz musical scene, once nationalised, changed its name several times: "Opera and Operetta" (1964), "National Opera" (1980), "Opera Nova" (1990), and from 1996,
Orpheus under Medea's guidance, is reflected in the Biblical story of Lot's wife when escaping from Sodom. More directly, the story of Orpheus is similar to the ancient Greek tales of Persephone captured by Hades and similar stories of Adonis captive in the underworld. However, the developed form of the Orpheus myth was entwined with the Orphic mystery cults and, later in Rome, with the development of Mithraism and the cult of Sol Invictus. According to a Late Antique summary of Aeschylus' lost play "Bassarids", Orpheus, towards the end of his life, disdained the worship of all gods except the sun,