[ Genji's almost a little blindsided, trying to figure out how he suddenly knows... but maybe the hair was the key? He doesn't know and he supposes it doesn't really matter. He had just assumed Gladio didn't remember it at all and that ended up being wrong.

Genji does shift and turn so he's leaning back against the couch, his brows pinched together. ] I do. I had tried to bring it up but something always seemed to get in the way... I ended up assuming you just did not remember.

[ His expression turns a little pained. ] I apologize if I ever made you uncomfortable, Gladio.