Aschemingnartist(ElyseDuFour,AMC’sTheWalkingDead)posesasinnocentbabysitter"Amber"tostealfromTedHooper,awealthyoultenthusiastwithareclusivesonnamedKevin.HercrewarrivestocleanoutthehousejustasKevinstumblesupononeofhisfather’smostprizedartifactsandunwittinglysummonsatrioofwitchesknownasTheThreeMothers.Astheplayful,sadisticwitchesstartpickingpeopleoff,AmberandKevrmanunlikelybondandtrytosurvivethenighttogether.