On the willows there, we hung up our lyres

So... half the time Galahad is a person, and learning to be a cultivator with Lan Wangji, and the other half he is a cat, and learning medicine from someone named Mothwing. Xie Lian has met several people who live in ways entirely outside of his experience, while he's been here, but this is perhaps the strangest. "How is it that you change between a cat and a human? Have you always been able to do so?"