Xichen is still waiting for his own tea to cool as he watches Jiang Wanyin take a sip. He is nearly impressed that he doesn't wince, though another part of him finds nothing admirable in hiding pain one imposes on oneself.

"The one that left was from our world and your time?" he asks, brows furrowing a little bit. A touch of home he is sure was hard to lose, given how unfamiliar everything here is. "The one that remains is from another, I know that, but I have to admit he is the one I've had time and opportunity to get to know better."