A young boy named Luke and his grandmother go on vacation only to discover their hotel is hosting an international witch convention, where the Grand High Witch is unveiling her master plan to turn all children into mice. Will Luke fall victim to the witches' plot before he can stop them?

Following a nervous breakdown, Gwen takes up the job of head teacher in the small village of Haddaby. There she can benefit from the tranquillity and peace, enabling her to recover fully. But under the facade of idyllic country life she slowly unearths the frightening reality of village life in which the inhabitants are followers of a menacing satanic cult with the power to inflict indiscriminate evil and death if crossed.