The prince's favorite is a villain daughter (2) special edition with a booklet

the publisher:
Author: Re: mimu
Size: 128mm x 182mm
Number of books: 1
Language: Japanese
Category: Female manga, manga
Latest release date: 2022-04-18

Synopsis:
[Special version with booklet]
[Synopsis of books]
"The future has never been decided yet."
Diana was connected to Prince Sirius to the end.
While having a feeling of wanting to be behind that,
Spend a happy sweet night full of happiness.
But the next morning, a spica got into the two!?
Start the competition between the prince and Diana!
In addition, the plans of the Diaphel family have been lost in the prince ...
―― "I was involved in the act of destroying the royal family."
To be honest, Diana confesses everything and is prepared to be expelled.
What is the answer that the prince gives to her ...-?
Includes the drawing down, depicting the back of the riot!