Istolia is a free girl card game where you can become a knight of Istalia! In this fantasy world, you can meet many different girls with different personalities and characteristics. Some of them are friendly, others are cold and stern, and some are even downright evil. It is up to you to decide who is your friend and who is your enemy.

When you play Istolia, you will get to know many different characters, such as the protagonist, the villains, the heroes, the goddesses, and other girls. You will get to know their personalities, their motives, and their desires. You will get to know the differences between them.

You will also get to know the different kinds of weapons and armor in this world. You will get to know how to use your sword, your bow, your gun, and other weapons. You will get to know how to protect yourself from enemies.

In this world, there is also a magic system that you can use. You can use the magic to help you in battle or to defeat enemies.