I didn't become a shut-in because I couldn't make it in society, nor did I become a magician because I couldn't find a girlfriend. Actually, I'm really good at playing games. Those stupid women have no idea how...

The Mitsurugi household was given the important task of guarding the demon gate by the emperor. Mitsurugi Sora, who was the heir of the family, was called on to take the trial ceremony at the age of thirteen...