How to distinguish the twin prince (volume 1-2)

Publisher: Futabasha
Author: Kasai
Size: 128mm x 182mm
Number of books: 2
Language: Japanese
Category: Female manga, manga
Latest publication date: 2023-02-10

Synopsis:
Celestine, the Marquis daughter who was raised in the countryside, lived without interest in social circles or marriage.
Even when he was invited to a "royal tea party", he could "eat delicious sweets♪"I participated only with the impure motive,
The tea ceremony was held to find a fiancee in the second Oji Verde.
Celestine can't tell the twins I met for the first time,
In the first place, I was not interested in engagement, so I decided to enjoy the royal palace and decided to go home ... What?
――The popular electronic comic is a long -awaited paper book!