As the doctors go over Dōshu’s texts, they stumble upon the cause and treatment for the illness. The only way to cure it is for the patient to undergo surgery. Unfortunately, none of the doctors present knew how to perform it. Shūrei hears of one who can and remembers that he is an old family friend. Dr. Yō agrees to go to Sa Province and to also train all the doctors along the way. Using Dōshu’s texts as an incentive, Shūrei gets the Merchant’s guild to agree to send aid as well.
為了解決在茶州虎林郡蔓延的怪病，王宮的首席御醫陶大夫率領其他高階醫官，試圖從堂主托人帶來的醫書中找出治療方式。影月所尊敬的堂主，正是輩出傳說中名醫的華家之光，華真，他托人帶來的則是他親筆寫的醫書。雖然最後總算是找到了治療方式，但這種治療方式卻需要即便身為王宮首席御醫的陶大夫也無法辦到的高超技術。
