Be honest with her though, if it triggers you then tell her, talk gently but honestly about your experience as you are in a strong position to let her really understand what her BS is going through to guide her on handling it in an upfront and respectful manner.
Apathy is a weapon of mass destruction
It's ok to feel lost, it just means your alive.
D-Day, June 10, 2012
Generational sins can become generational blessings. Help her navigate this muddy water. She has no clue.
"It is easier to build strong children than to repair broken men." Frederick Douglass (1818-1895)
I agree with the others, be there for her, be honest with her and help her and her family through this as best you can.