琥珀国墨夜伝 〜後宮の宵に月華は輝く〜

Kazuki Ai, the daughter of a prestigious family who runs a Daishoya business writing characters on behalf of those who cannot read or write. Kazuki, who had been composing the words of the deceased "Yuuki" who died leaving behind regrets, one day ends up helping the King of the Underworld? A Chinese Mystery that uncovers the darkness of the inner palace!