MYSTERIOUS MASTERPIECE (Cold Case Torrentius) is a documentary film by Maarten de Kroon, one of the makers of the prizewinning documentary Dutch Light, made in cooperation with Jeanne van der Horst. We investigate the incredible case of the 17th century Dutch painter known as Johannes Torrentius, born Johannes Symonsz. van der Beeck (1589-1644). A hallucinating story about a libertine and genius painter, tolerance and intolerance and torture and one mysterious painting.