Three well-off young men—former students at Rome’s prestigious all-boys Catholic high school San Leone Magno—brutally tortured, raped, and murdered two young women in 1975. The event, which came to be known as the Circeo massacre, shocked and captivated the country, exposing the violence and dark underbelly of the upper middle class at a moment when the traditional structures of family and religion were seen as under threat.

Since he was a child, Orpheus has imagined stories about an abandoned villa across the street from his house. A solitary and visionary pianist, during an evening at the Polypus — the club where he plays — he meets Eura’s gaze. An unconditional love blossoms between them, but she’s concealing a secret. Then she disappears. One evening, Orpheus sees her enter a small door on Via Saterna, in front of the villa. He follows her. Before the threshold, he encounters the Green Man, an enigmatic figure who seems to know the mysteries of that passageway. Once through the door, Orpheus enters a visionary afterlife...