The Knights of Castelcorvo Season 1 Episode 12 Episode 12 ( Air Date 2020-11-06 ) Genre Mystery category. Overview "Secrets. Mysteries. And frightening magical beings. The small town of Castelcorvo is not as rested as it seems and just a bunch of brave knight can keep it safe. Four kids - Giulia, Riccardo, Betta and Matteo - will have to solve mysterious enigmas and face their greatest fears to become the paladins who fight the evil that lurks in Castelcorvo.".