>>59060419I see, it's a reunion through unfortunate circumstances more or less. If it were me in that situation, I'd definitely start off with condolences. From there, depending on how much the (You) cares about this girl, they could go on to ask how they've been since, and maybe they were sorry they weren't around or something. From there you can do things like showcase certain body language or context clues that might urge the protag to ask more specific questions. Addictions of anything can change a person dramatically, not matter how much they think they are hiding their outward persona. Use that idea to your advantage.