Reiguu Sareta Dainana Ouji wa Izure Gyafun to Iwasetai!

A former corporate slave is reincarnated as Lux, the seventh prince of the empire, who was abandoned by his emperor father due to his lack of magical power and known as the "incompetent prince." Knowing his position, which is also shunned by his own family, he begins training to acquire magical power in order to protect himself and his beloved mother, Sonya, from the succession struggle among the princes. The fantasy of the underdog prince's rise to power begins! Source: , Translated