Another supernatural has come to light in Bon Temps - witchcraft - and life for it's residents will never be the same. Sookie finds herself entangled in a love triangle - torn between a vengeful Bill, the new Vampire King of Mississippi, and Eric, who's not the former Viking he once was. Led by a charismatic witch named Marnie, who threatens to let no one living or dead stand in her way, a powerful coven tempts Lafayette, Tara, and Jesus with otherworldly powers. Jessica tries to adjust to a domestic life, while Jason finds himself alone in were panther territory. Arlene and Terry come to terms with their highly unusual baby, and Alcide finds himself caught in the clutches of an old flame. As old alliances crumble and new relationships form, Season 4 of True Blood proves that nobody's safe when there's magic in the air.