Whilehuntinginthejungle,oneday,Vijaysavethelifeofayoungmanfromthesuddenattackofawildhawk.ThereandthenVijayrealizesthathehavejustsavethelifeofamiraculoussnakewhohavethepowerstotaketheformofahumanandwhohavebeendatinghisbeloved;alsoamiraculousfemalesnake.Vijaybrowsethisnewstohisfivefriendswhoimmediatelyshootthemalesnaketodeath.Enragedatthebrutalkillingofherbeloved;thefemalesnakebeginstotakerevengeonthesixfriends,killingthemonebyonebytakingtheformofhumans.Nowtheonlyonewhocansavethesixfriendsisasagebutitcertainlylookslikethemiraculoussnakemightaswelldoawaywithallherenemiesbeforethesagelayhandsonher.
本剧改编自SarahPerry的同名小说，讲述刚丧偶的CoraSeaborne（ClaireDanes饰），从伦敦搬去了埃塞克斯郡，调查关于一条神秘之蛇的传闻。Cora与村里的牧师WillRansome（TomHiddleston饰）建立起了意料之外的纽带，但当悲剧来临时，当地人指控她吸引了这种神秘生物。
