Bine, a young man who lives in Crysta Village, a small rural village in the Lands of Fai, spends his days peacefully, doing jobs and dealing with demons for the villagers.

One day, he is asked by Lunaria, a girl who lives near the village, to go with her to the royal capital.

After a journey full of surprises, the two of them arrive at the capital. They are thrilled to be in the city for the first time, but they are greeted by one of the castle soldiers who are supposed to protect the citizens.

With more and more disappearances occurring, the rulers' expectations are mixed.
And there is a forgotten existence, too...

Trusting hearts' become 'strength'.
This is just the start of the story...。

The heroine, Lunaria, a girl with one parent each from the Ruta and Fai tribes, has a special characteristic different from the other characters.
She does not have levels that go up after battles. Instead, she eats gems that are sometimes dropped by demons, and in addition you can let her eat gems that aren't needed. Eating these gems makes her stronger and stronger!
In battle, she has a special skill: she can mimic monsters for powerful attacks!But sometimes...

Alchemy Stones are needed to purchase precious items and accessories, etc.
They can be purchased, and also, you can gain them after a certain number of battles.
Also, there is 'Weapon Refining', where you can gain unusual items to change characters' appearances, 'Ticket Refining', where you can use the 'Pandora Tickets' you gain in battle, and 'Gem & Magic Stone Refining', where you can obtain unusual gems that can't be found anywhere else, and Magic Stones, which allow you to learn powerful ancient magic.

Source: https://www.kemco.jp/sp/games/bsit/en/introduction.html