[Hikaru really, really wants to say something about Yuki but--Kaoru didn't, so should he keep his mouth shut too?]
You two don't look very alike.
[That's what he settles for in the end, rather than any of the questions swirling around his head. He says it carefully, aware that he may be stepping onto a mine with that statement. There's a resemblance between the girls in the photo, of course, but... well, he's never really considered that there are twins who exist that function differently to he and Kaoru. It's obvious when he thinks about it, but this is the first time it's been even remotely relevant.]
no subject
You two don't look very alike.
[That's what he settles for in the end, rather than any of the questions swirling around his head. He says it carefully, aware that he may be stepping onto a mine with that statement. There's a resemblance between the girls in the photo, of course, but... well, he's never really considered that there are twins who exist that function differently to he and Kaoru. It's obvious when he thinks about it, but this is the first time it's been even remotely relevant.]