Zen Jidou Mahou [Auto Magic] no Cost Performance Musou "Seichou Speed ga Chou Osoi" to Tsuihou Sareta ga, Houchishite mo Keikenchi ga Atsumaru Mitai DesuZen Jidou Mahou [Auto Magic] no Cost Performance Musou - "Seichou Speed ga Chou Osoi" to Tsuihou Sareta ga, Houchishite mo Keikenchi ga Atsumaru Mitai Desu; 全自動魔法【オート・マジック】のコスパ無双　「成長スピードが超遅い」と追放されたが、放置しても経験値が集まるみたいです　コミック版; Auto Magic’s Cost-Performance Domination: I Was Exiled for ‘Extremely Slow Growth,’ but Apparently I Gain Experience Even While Idle

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 -- !?