Original title: Die Elixire des Teufels (1815).
The son of a heinous sinner, Medardus is brought up in a monastery to atone for his father’s wicked ways. However, after succumbing to temptation, Medardus himself is lured into a life of sin. A labyrinthine plot sees him embarking on a fantastical journey into the world, meeting his doppelganger, involving himself in a game of double impersonation, and becoming embroiled in murderous intrigues at the Vatican, before the mysterious curse hanging over him and his family is finally explained.
Ernst Theodor Wilhelm Hoffmann (1776–1822), better known by his pen name E. T. A. Hoffmann (Ernst Theodor Amadeus Hoffmann), was a German Romantic author of fantasy and horror, a jurist, composer, music critic, draftsman and caricaturist. He is the subject and hero of Jacques Offenbach's famous but fictional opera The Tales of Hoffmann. Hoffmann's stories were tremendously influential in the 19th century, and he is one of the key authors of the Romantic movement.
E. T. A. Hoffmann. Wikipedia.