I mean, honestly, what else can I do?... all I wanted to do was save our marriage and H. put every obstacle in the way

All along, there has been not much you could do. All along, the only path before you was to GAL, focus on yourself and move yourself forward. That's really all any of us can do.

When a relationship is as badly broken as it is when it gets to one partner having an affair, it's not so easy a matter to save the relationship at that point. It's more a matter of saving yourself foremost instead of clinging onto the sinking ship that is the WAS.