How A Realist Hero Rebuilt The Kingdom Vol. 12 (Light Novel)

In Vol. 12, Kazuya receives an invitation from the Mercenary State of Zem to attend the Great Martial Arts Tournament. The tournament is a major event in Zem with the grand prize being the right to have a single wish granted. Due to having broken off diplomatic relations with Zem, Kazuya ignores the invitation, that is until he is told that the daughter of the former General of the Army, Georg Carmine, will be participating?! Her father was disposed as a traitor following the rebellion, and should she win the tournament and want revenge, it may lead to an all-out war against the kingdom! Kazuya sets out for Zem in order to find out her true intentions. There, he meets the King of Zem, who he learns is just as much in the dark about what she is planning as he is!
Notice: This book is written in Japanese.