it is very common story now a days we are getting. extramarital relations are now very common and it is not to treated as a sin or crime. because  none is satisfied with his /her present. they are in the search of other to find peace and pleasure. now the fate goes in the form of murder/killings/ suicide. in this way all are effected by such crimes. now he died , she and her lover will be behind the bars and ultimately every thing turmoil.but we can not check/prevent/control such crimes.