Among the six candidates for the throne of Nation A, one is a traitor. Unless the spy planted by the hostile Nation B is exposed, Nation A will fall into enemy hands. To safeguard her country’s future, the princess entrusts the investigation to one of the royal candidates: Kai Blackman. Frail and scrawny, Kai is an anime geek with absolutely no combat ability. But he possesses a special power: the ability to see through lies! Now, this geeky boy must take on a struggle for the throne rife with intrigue and deception. A military fantasy from Shinobu Ohtaka, creator of Orient and Magi, begins!