Wei Wuxian smiles, relaxed by the praise Lan Wangji's finger crooks, pressing deeper, and Wei Wuxian shivers, feeling the edge of something. It happens so quickly that he can't decide if he imagined the little spark of pleasure, and he shifts, wincing but moving purposefully when he moves his hips to take in more.

"I almost thought - " he says, brow furrowed. "I think you were close."