My challenge remains finding out what exactly that is.
Walk up to her. Put both her hands in your hands, look in her in the eyes and tell her, "I understand how hard this is for you dealing with your Mom. I want to support you and help you any way I can. So, how can I help you?" Let her answer good or bad, validate/empathise, give her a great hug and go about your business. Start a EA with her.
M22,H45,W45 S21/18D12 Retain faith that you will prevail in the end, regardless of the difficulties and at the same time confront the most brutal facts of your current reality, whatever they might be.