A young woman is hired by a wealthy but sinister man to tutor his two children at the family's isolated estate. When the woman gets there, she finds that the two children are not quite what they seem to be--in fact, they are possessed by the spirits of the evil Quint and his lover.
Narra la vida de dos gemelos, Ronald y Reginald Kray, nacidos en Londres en 1943, que con el uso desmedido de la violencia y las amenazas, llegan a convertirse en los gángsters más importantes del suburbio en el que se criaron.