In order to become a better person, you must first realize how horrible you really are. Not in the dramatic sense, but in the quiet ways you sabotage yourself, repeat unhealthy patterns, hurt people who care about you, or tolerate what wounds you. You cannot grow if you keep pretending you're innocent in the story you've created.
So basically he told his wife he relapsed after over a decade, she shames him and kicks him out, he then takes his own life hours later.
Jesus fucking Christ