buñuel weave his tale of a jilted ( attempt ) lover quite effectively until the conclusion which be a little far fetch despite compliment the theme . what start of fairly slow and uninteresting soon naturally evolve into a suspenseful and psychologically tax study into the obsessiveness behind relationship and how that play out between the two sex . much have be make out of buñuel use of two different female to interchange with the lead character and although anyone who have research the film know that this be unintentional and have no great mean then necessity despite wild fan theory .