There are many ways of looking at the suicide, and each offers a different perspective. It is not necessary that you like the ending of the novel, but you should come to understand it in relation to the story it ends. One way to come to terms with her death is to construct a different ending. How would you have ended the story? What would you have Edna do? Would you have her reconcile with her husband? Have Robert stay with her and they be lovers? Have her divorce her husband and marry Robert? Have her move away from New Orleans and live alone ....