Dominik, the Polish art history graduate student, travels to the Italian town of Porto Ercole, to explore the last years of the life of the great painter Michelangelo Caravaggio. Together with Silvia and local priest Paolo unexpectedly become part of a criminal plot. Step by step, they discover carefully hidden secret of Porto Ercole. It soon becomes clear, however, that the art world, which Dominik knew so far, will never be the same ...