<blockquote>“I’m not here to help you with your work,” said Lan Zhan, injecting frost into his voice to deter any further attempts at charm. “I’ll be focusing on my research.”
Wei Ying cocked his head. “Research?” he said.
“Mm. I’m a cultivation researcher, not a department employee. I’m reconstructing the ancient musical cultivation techniques of the Lan clan.”
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Lan Zhan’s new liaison at the Caiyi Municipal Cultivation Department is an enigma – ridiculously talented, yet somehow content with mopping up spiritual pests for barely above minimum wage. Wei Ying is slapdash and irresponsible, and Lan Zhan doesn’t like him at all… but then he meets A-Yuan, who loves music and longs for a piano his father can’t afford.
Forced into cautious friendship by a four-year-old's music lessons, Lan Zhan soon realises Wei Ying is more than he seems. The single father is a man of many secrets – including, perhaps, the key to Lan Zhan's life's work. And in the meantime, the background resentment in Caiyi Town is rising to dangerous levels…</blockquote>
➤ fascinating au in which lwj is trying to revive the techniques for musical cultivation which were lost long ago
➤ I loved the worldbuilding, the character work, and the plot! Good sibling content, good lwj student oc's, good a-yuan and wwx, good many things