Ichinomiya Shingo, a young worker of firm company (25th years old, single) while thinking of tomorrow busy working day goes to sleep. However the moment he woke up, it’s a room unknown to him. He then learn that he is inside a 6-years-old boy and taking over his mind. He then learn a lot from the memories of the said boy: he was born as the youngest child (8th son and 10th children) of poor noble family living in backcountry. Having no administrative skill, he can’t do anything to manage the vast land his family have. Fortunately, he is blessed with a very rare talent, talent of magic. Unfortunately, while his talent could bring prosperity to his family, in his situation it will only brought disaster. Yes, this is the story of the boy, Wendelin von Benno Baumeister, opening his own path in harsh world.
Source: AnimeSuki Forums