Ars! You're fired!" Ars's job is a [Skill Supporter] who can unlock skills regardless of conditions. He has contributed as a member of the hero's party, but the hero Leon banishes Ars because he has unlocked all of his own skills. Although Ars is depressed, he decides to continue his long-held dream of becoming an adventurer. Then, during a quest, he is reunited with his former student Alicia, and realizes that the [Skill Supporter] can be used not only by his companions but also by himself, and his ability blossoms... The story of a hero in another world who unlocks his own and his companions' skills and becomes the strongest begins!