Wei Wuxian nods. He doesn't know when he discovered he likes spicy food - the love for it has simply always been there, but even he once had a lower tolerance. "I imagine it did," he says, tucking into his soup.

"We found the juniors on a night hunt once," he says, though he's determined to leave out the tragic details of Yi City. "They had been poisoned, so I made them a spicy congee to sweat it out. You would think I had handed them fire itself!" he laughs.