Sister's Rainbow Baby and Support Expectations

My sister (35F) lost a baby two years ago and is now pregnant again. She calls this her

“rainbow baby” and is very emotional about it. I (32F) have two kids already and

am not planning on more. We were all at a family BBQ when she started talking

about her birth plan and how she wants her “whole support system” there.

She then turned to me and asked me to take time off work to stay with her “as long

as it takes” when she goes into labor. I said I couldn’t promise that, because my husband

works long shifts, my kids have school, and frankly I can’t just drop everything. She started crying

and saying she thought I’d understand how important this baby is to her after everything she’s