Lan Wangji eventually wakes, slowly, wondering what it is heavy on his chest. He sees it's Wei Ying, and his heart feels like it's being pulled in several different directions.

He knows he had done this, had pulled him in close in his slumber.

Furrowing his brows, he tries to gently extricate himself without disturbing Wei Ying, though he has a feeling he's already awake from the sound of his breathing.