The Apothecary Diaries Manga, Vol. 12 by Nekokurage
Further adventures of MaoMao. Builds on the earlier volumes. (Minor spoilers for them ahead.)
There's a brief tale about telling ghost stories.
Then Jinshi requests her back from the consort she's serving, because he's going on a hunt. Intrigue follows. Involving a dog and a whistle, arrows and guns, and a truly shocking secret in a court context.