Magical Tool of controlling Minds

In a certain world where humans who skillfully manipulate weapons and magic stand at the top of the ecosystem, three individuals, Karta, Salis, and Aria, were traveling together as adventurers. One day, a device that controls people... commonly known as the "Mind Control Device," suddenly pours down, and Karta and her companions throw themselves into a battle to stop its misuse. It is up to you, dear reader who reads this story, to determine their fate.