Based on the best-selling Victorian-set novel by Michel Faber. The first episode of this drama follows William Rackham, a man tormented by debt and an unstable wife, who finds solace when he seeks out renowned young prostitute, Sugar. As he falls under her spell, his life begins to be transformed - but will Sugar be able to withhold her secret desire for revenge on the men who have wronged her? (thetvdb.com)