Zen Jidou Mahou [Auto Magic] no Cost Performance Musou - "Seichou Speed ga Chou Osoi" to Tsuihou Sareta ga, Houchishite mo Keikenchi ga Atsumaru Mitai Desu

In a once-in-a-lifetime "Aptitude Ceremony," the protagonist, Alto, receives the lowest possible magic aptitude and is branded useless, leading to his expulsion from the Wellsley family. His dream of becoming a knight shattered, Alto sinks into despair and spends his days being overworked for meager wages. However, encouraged by his childhood friend who shares his dreams, Alto's unique skill, "Automatic Magic," awakens! Thanks to this skill, he gains experience points anytime, anywhere! Alto grows with super efficiency, surpassing his lack of talent!! But then, he gets expelled from the adventurer's guild too -- !?