Wei Wuxian gulps as Lan Zhan's warmth surrounds him, the heat ever rolling off his body even more comforting in the cold of the mud, but Wei Wuxian feels more than the damp of the rain on his face.

"Why am I like this?" he asks, fearing the answer. "Why can't I stop?"

He has no Yin metal to blame this time, no dark object or resentful energy to tempt him, and yet he can't stop. "Lan Zhan, what's wrong with me?"