After thirty-five years of perfectly ordinary life, a run-of-the-mill businessman suddenly drops dead...only to be reborn in another world! Now he must live as Ars Louvent, scion of a minor noble family and wielder of a fabulous Appraisal, the power to perceive the strengths and abilities of others at a glance. He'll need it, too, because there are plenty of problems to solve in the Louvent family's territory! Ars only has one recruit the most talented individuals his skill can find, and rise up to new heights in his brand new world!

Ars Louvent, the young Baron of Lamberg, has a he's a reincarnated Japanese office worker! Though mediocre at best in the fields of swordplay and strategy, Ars has one thing that gives him a major leg up on his fellow a skill called Appraisal, which he uses to see past the biases and preconceptions of his peers and gather up a host of capable followers! All is not well in his new home of Lamberg, however. Missian, the duchy Ars' barony lies within, has been plunged into a war of succession, and circumstances have prompted Ars to join forces with Couran, the elder of two brothers vying for the position of duke. Like it or not, Ars is about to find him and his followers playing a pivotal role in battles the likes of which he's never imagined!

Ars Louvent, current lord of a backwater barony and former Japanese businessman, hasn't been reincarnated into the easiest of circumstances. He's not much of a strategist and certainly isn't a fighter, but he does have one trick up his a skill called Appraisal, which he uses to gather a host of capable retainers from all walks of life to aid and protect him! At the command of the Count of Canarre, Ars and his retainers join a war of succession between two brothers feuding for the right to rule the entire Duchy of Missian. So great are his achievements over the course of the war that Ars soon finds himself receiving a promotion beyond his wildest he will become the new Count of Canarre! Now it's up to Ars to remedy all the political and economic woes that Canarre is plagued with...but before he's had time to even get started another conflict begins to brew, and this time much closer to home! A crisis is looming large, and only with the combined power of Appraisal and his talented retainers will Ars be able to stop it!

ローベント家の若き当主・アルス。 転生者であるアルスは、「鑑定」という特別なスキルを使い 出自や年齢を問わず有能な人材を集め、重用していた。 その結果戦況を左右するほどの勢力となったローベント家だが、 アルスの力を危惧した敵方により暗殺者の凶刃を受けるも、 生命の危機から脱することができ、静養に努めていた。 そんな中で、スカウトし資金援助していたシン・セイマーロから 飛行船の開発に成功したと報せが入る。 それは、戦争のあり方を変えるすさまじい威力を発揮して――!