Mx0 is a manga about a boy named Kakeru, a normal high school student who accidentally gets accepted into a magical academy. The story follows his attempts to survive in a school where everyone expects him to have supernatural powers, but he cannot use any magic. Instead, he relies on a mysterious item called the Mx0 ring, which lets him fake magical abilities. Readers enjoy the series for its humor, the clever ways Kakeru uses trickery and intelligence to overcome challenges, and the romantic and comedic situations that arise from his secret.