flavia ( florinda bolkan of don not torture a duckling fame ) be lock away in a convent of carnal desire by her father . tire of all of the sadism she see around her ( rape of a young woman in a pigsty and sexual craving and horse castration ) flavia decide to run from the convent with her jewish friend from the outside and abraham . the two do not get very far before they be capture and then bring back to be torture and force to repent . after punishment she join up with a band of muslim call the tarantula and who have invade the convent prior and lead a crusade that turn into nothing short of a bloody battle behind the convent wall . flavia the heretic be a well direct and fairly notorious piece of italian nunsploitation . the film be slightly gruesome and sleazy at time . the acting be great and the character be well develop . overall and flavia the heretic be a genuinely move and intelligent movie with plenty of nudity and gore . you can not go wrong with it . positive .