Imperial Remedy Volume 1

In the Moonflower Empire, ailments and injuries are treated with prayers and decoctions, but their results are rather uncertain. When Crown Prince Keiun sets out in search of a doctor reputed to be able to cure any illness in the blink of an eye, he is ambushed and his second-in-command, Shiei, is injured.
He then meets a young girl named Koyo, who declares that she will sew up his traveling companion with a needle and thread. In an era when surgery was not common, Keiun is shocked, but decides to trust her…