i am trying to remember a film i saw i am sure it was the 90s it was set in a cathoilc boarding school for girls and slowly the girls and the gardener were killed, i remember it was a nun who was the killer and she had the bodys sat up like the last supper, it was abit erotic in places. i have tried everything to find the name of the film and am having no look on anythng i search

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