[Light Novel] The bride on the substitute enjoys an elegant hostage life (one book)

Publisher: Fungerdo
Author: Mitsuki Fuyuki, Jun Natsuba
Size: 128mm x 188mm
Number of books: 1
Language: Japanese
Category: Light novel
Latest publication date: 2024-02-17

Synopsis:
Do it for the country and for the people!

Mineea, the eldest daughter of the Aumenas family, was not magical and despised by his parents.
The twin sister, Jill, is the best saint and the highest magic power.
It is suggested to Belzeira, neighboring country during the war, if such a jill is given to a hostage.
So, Jill and the appearance will be sent to neighboring countries as a substitute!
However, for some reason, the second prince, Schwarz, suddenly proposed to her.
What will happen to a substitute for Minnea, who is engaged while hiding the truth?