A Japanese salaryman falls asleep before waking up and finding himself in the body of a five-year-old noble boy named Wendelin von Benno Baumeister, during the wedding of his oldest brother Kurt and his wife Amalie. Despite being nobles, Wendelin discovers the Baumeisters are poor and only own a small knight dom of farmlands which will be inherited by Kurt while the rest of his six older brothers have either married into other families or found work as government officials or soldiers, leaving him nothing to inherit...