I don't think it's crazy wanting to stay out of the drama. He's your ex, you've "done your time" with his drama. It's not your fault she hasn't made more effort to make friends. And she can call an old friend from where she used to live.
“As I am sure any cat owner will be able to tell you,
someone else putting you in a box is entirely different
from getting into a box yourself.” —bisexualbaker