Secret of Kurotsu Yashiki (Volume 1-3 is the latest issue)

Publisher: Shogakukan
Author: Taiku
Size: 112mm x 174mm
Number of books: 3
Language: Japanese
Category: Female manga, manga
Latest release date: 2015-05-08

Synopsis:
What is the sweet secret that can be spun in a black mansion!?

"Kuro -iva Yashiki", which is covered with black ivy and isolated from the world. Chizuru, whose mother was a servant in the mansion and longed for Yukimi, a young master of Kurozuya, has been longing for her since she was young. To take care of my longing older brother, Yukimoho ...
However, Yukiho, who grew up as a mysterious young man, still doted Chizuru, but the isolation from the public became deeper, and the mansion had a dark shadow.
Chizuru had long thought that it would be due to weakness, but there is a terrible secret there ...!?!?