A "Card Battle RPG" based on the story of the "Fantasy Suikoden II" RPG

[] Prologue
There was a never-ending war between the Kingdom of Highlands, under the control of Prince Luka Bright, and the Jawston Cities Alliance under the command of Mayor Muse Annabel.

The protagonist, who lives in the Kingdom of Highlands, enlists in a soldier unit that accepts only boys, along with his childhood friend Joey, in order to protect his precious hometown, despite the concerns of his sister-in-law Nanami.

One day, the protagonist and Joey were arrested as traitors to Luka's plot...
What will be the fate of the main character, Joey, and Nanami?