He doesn't know what the other two are talking about, but it's curious to see his brother relaxed and joking around with someone. Is his time here to blame?

"Observing quietly might get you some good information, but you may make assumptions you shouldn't." He gives his brother a playful nudge with his elbow at that.

"Ah, well, if this is not your specialty then I will not judge your work too harshly," he assures humored. "I like alcohol of any kind. What is a mixed drink?" He glances at Cheng. "Is that what they call that green drink we had at Sakuranbo?"