Cancer cancer cancer!!!im so sad?

my aunty who is just like a mum to me has had a double mastectomy over the last few years now has bone cancer and it nw in her liver ! she is on chemotherapy and today all her hair fell in clumps , i have shaved it for her an we went for her wig! she was delighted! shes so strong but i feel i have cracked after taking her hair off I have cried the whole day! her calciums plummeted and looks like there will be no more chemo as she cant seem to take it shes very yellow looking too does anyone think she has any hope?? just feel really sad x thank you