from previous--

desmond  is  a  young man, he  hires  a  private  detective  -garland  in her  forties  to  find  out  why  his  wife  janet  a  secretary in a  electronics firm was  behaving  funny  for  a  week , she  used  to  come  home on time but  now  she  came  later  than he , he reached  home  around six  and  she  a  couple  of  hours  later  , every  time  she  had  an excuse , her  car  was  out  of  order, she  had  to  type  a  file, she  forgot  a  file, she  was  in the  traffic  jam