He pauses, then laughs.

"You've a kind heart, Lan Zhan," he says, because he finds it true, and it adds warmth to his features, deepens the colours he generally wears, because that's Wei Wuxian's affection. Somewhat distant, but through no particular fault: awareness, yes, of mortality, and his having met his own twice over.

Lan Zhan, for the first time perhaps, given a haze of warm, vibrant red to the edges of his robes.