WhenDaveyandhissisterareorphaned,theirgrandmothercomesfromaremoteislandtolookafterthem—bringingmacabrepowersanddarksecretsWhenDaveyandhisfamilymovedtothecityfromtheislandofMuckleBurraoffthecoastofScotland,theylefthisgrandmotherbehind.Butnowhisparentsaredead—afteracaraccidentthatleftDaveyconfinedtoawheelchair—andGranhasmovedintotakecareofhimandhissister,Lu-Lyn.