Bichen returns to to its sheath, and Lan Zhan does not stop looking at Wei Wuxian.

"Forgive my trespass," he says, and bows. The camaraderie they can find in the heather
of a far away fake Scotland doesn't exist here. Here, all the weight of duty and responsibility is keenly felt, pressing in at all times. "It ran far afield from where it had been."

Straight to the Burial Mounds that had corrupted it in the first place. Of course, like would seek like.