Faust: Love of the Damned (2000)

Driven by grief and vengeance after his girlfriend's murder, an artist makes a dark pact with the enigmatic M, trading his soul for revenge. As he embarks on a deadly quest against those responsible, he quickly discovers that every wish comes with a steep cost. Transformed into a horned demon, his thirst for blood grows insatiable, leading him down a treacherous path where morality blurs and his humanity fades. The pursuit of vengeance spirals into chaos, forcing him to confront the true price of his desires and the monstrous entity he has become.