<blockquote>Wei Wuxian prompted him as gently as possible. Really, he was dying to know. “Who, exactly, did the juniors think I had some fantastical romance with while out fighting a war?”
Lan Sizhui opened his mouth, and then closed it. Wei Wuxian smiled at him encouragingly, ignoring the growing concern and trepidation in his ribcage. The resentful energy there didn’t ignore it, snapping at it in a way that didn’t make him calmer.
Sizhui looked at the ground. “Hanguang-Jun,” he mumbled.
Wei Wuxian choked.
(OR: Wei Wuxian runs into his son, who has questions about romance that lead him to a realisation, and then, somehow, they end up back at Gusu)</blockquote>