[Machine Translation] The Natra Kingdom, which had won a battle against the Kingdom of Soljesto and gained the right to use an ice-free port, was eyeing the maritime nation of Patulla, located in the southern part of the continent, as a new trading partner. After winning the battle with the Kingdom of Soljest and gaining the right to use the ice-free port, the Kingdom of Natra turned its attention to the maritime nation of Patulla, located in the southern part of the continent, in order to develop new trading partners. Wayne goes to negotiate on his own to finalize the deal, but an accident occurs and he ends up imprisoned! The battle for the rainbow crown, the symbol of supremacy in the Patula Islands, is a bone-chilling struggle. In the midst of the stormy war, the genius prince meets a new outstanding person in this sixth installment of the tale of the management of a weak nation!