<blockquote>The Lans agree to take in the DafanWen after Wei Wuxian rescues them from Qiongli Path. Their only condition: that Wei Wuxian lets himself be purified of resentful energy. Lan Wangji thinks this is how he will finally get his Wei Ying back, free from demonic influences. Wei Wuxian thinks this is a fancy way of saying "execution."</blockquote>