The Lost Gate (2012) is a Czech three-part television film that premiered on Czech television in September 2012. It is a loose continuation of the three-part film The Devil's Ruse (2009). Story by Arnošt Vašíček was again shot by director Jiří Strach. A pair of police investigators Petr Sumara and Lenka Šímová again with the help of religionist Michal Runa search for a serial killer in the surroundings of Prague lodge of Freemasons.