Two troubled men face their terrible destinies and events of their past as they join together on a mission to find the Holy Grail and thus to save themselves.

A tormented jazz musician finds himself lost in an enigmatic story involving murder, surveillance, gangsters, doppelgängers, and an impossible transformation inside a prison cell.

Prot is a patient at a mental hospital who claims to be from a far away planet. His psychiatrist tries to help him, only to begin to doubt his own explanations.