Noah, the seventh prince of the Gaita Niiga Kingdom, is scorned as inept by his own family and stripped of his right to the throne. However, everything is going according to his plan! This is because Noah is the ultimate sage who has undergone two reincarnations and has been plotting to make his third life ideal. In his first life, he served the royal palace as a sage. In his second life, he dashed through battlefields as a sword saint. Tired of getting involved in more trouble every time he displayed his abilities and fed up with labor, Noah aims for a carefree life in this new life by pretending to be inept. However, there was a flaw in Noah’s perfect plan. His true abilities were quite obvious to those around him…!?