Easygoing Territory Defense by the Optimistic Lord: Production Magic Turns a Nameless Village Into the Strongest Fortified City

At the age of two, Van, the fourth son of a powerful aristocrat, recalls his previous existence as a Japanese salaryman. He is regarded as a child prodigy since he has an adult brain in a young body—that is, until he demonstrates the "Production Magic" ability when he reaches eight. This crafting ability is deemed useless in combat by a family that prefers offensive magic, and Van is exiled to manage a small rural village in shame. Can Van make this small village—and himself—better with just his personal maid, his recollections of his former life, and his "worthless" magic?