後宮の烏

From Author Wars - https://authorwars.com/books/hou-gong-nowu-3137885.html

Overview:

Title: 後宮の烏
Author: 白川紺子
Year: 2018
Type: Novels
Series: 後宮の烏
Number in Series: 1

Variant Titles:

2023. Raven of the Inner Palace 1