The fertility country of Seirio.

It is a small country at the edge of the continent, surrounded by mountains and forests in the countryside. It is famous as an agricultural country, and the vegetables, fruits, and alcohol produced in Seirio are highly valued in all countries, earning it the name of "fertility country.

In Seirio, there are two women who are considered to be the most beautiful jewels.

---The princess, Fiana de Seirio. ---The queen, Emilia de Seirio.

Fianna and Emilia love their people with all their hearts, and are loved by their people as well, and spend their days in peace and happiness.

Although it is a small country, it is rich in blessings, and there used to be a country that targeted this land. However, under the protection of the great power of Erstein, the invasion from other countries was repelled.

However, soon after the news that the allied kingdom of Erstein had been destroyed, a man called the Barbarian King Gulda, the man known as the "Barbarian King," brought the barbarian tribes together and started a new country. Gurda, a man known as the Barbarian King, declares war on the barbarian nation of Salvaje.

In order not to invade, Gulda made a condition to Seirio.