The mother isn't as problematic, it's hard to live someone with sever depression and trying to keep a family together in all of that. If the people with depression don't make the effort to do better for at least themselves, much less their family. It's like trying to bring a dead person back to life. She essentially was a single mom because the dad was incapable of being a father after a while. So she was probably really emotionally drained but it doesn't make it less bad of how she wasn't able to raise her child. But she did they best she could as a human being