It probably wouldn't be far off to say that they're feeling equally as bothered over all of this, for lack of a better word. It was just that Jae-Ha was more skilled at covering his emotions. He always had been. Although of course that's not to think ill of Kija. They were just opposites in that way. None of it mattered right now.
"I'd be perfectly fine with that." It would probably be the best for the both of them to not be further plagued by their thoughts if left alone.
"At least be mindful and go easy on the alcohol, though." A bit wry. "I wouldn't want you falling asleep and missing out."