Adia is partially right with her guess, but Marie is conflicted by many things at once and her mood could easily be contributed to that. But if Adia has no idea what she's facing, then it's easy to assume her behavior is based on the conversation they've had so far. Drowning in sorrow is the only thing she knows right now.

"Burdening you with my thoughts is unfair, don't you think? You'd take on my feelings and pain, some of which are unpleasant. Your kindness is noted, but is rude of me to take advantage of." For a brief moment, she glances up at Adia with a painful look on her face. "You're too kind, Ms. Costas. I fear that can be a weakness in certain circumstances."