The Firion Empire is the richest country on the continent, and the Heteins family is in charge.
In this country, even the people at the lowest level have the ability to ensure food and clothing. The wise and approachable royal family is supported by the people.
Esther was born in a remote area of the country. He listened to stories about the royal family since he was a child. Determined to serve his country, he practiced swordsmanship hard, joined the Knights, and eventually became the exclusive guard of the only prince in the empire.
He stayed by the prince's side for five years, and finally died when the prince was attacked when he was out for a parade.
When he opened his eyes again, he had gone back to eight years ago, when he first joined the Knights.
Strangely, something has changed...
Intention: Who protects whom, who needs whom