[as he approaches the bridge, he sees a tall, straight figure standing on it, illuminated by moonlight in a frankly unreasonable display of lighting assets, looking out into the water. it's dressed all in white... he can't tell if it's still damp, from this far distance.

...

Lan Wangji doesn't lie. but it's amazing how much you can get away with by simply showing back up at the place you wouldn't dare return if you'd helped your prey escape, inform them of the simple, true fact that he got away, and offer to take your punishment for failing to stop him.]