After 2000 years has passed the ruthless demon lord has just been reincarnated! But his aptitude at an academy for nurturing candidates for demon lords is “Inept”!? Having the capability to destroy humans elementals and gods after a long period of countless wars and strife Arnos the demon lord became sick and tired of all that and longed for a peaceful world so he decided to reincarnate to the future. However what awaited him after his reincarnation is a world too used to peace that his descendants became too weak due to a huge weakening in magical powers. Arnos enrolled in the Maou Academy established to find any students that might be the demon lord’s reincarnation but his powers are too extraordinary that those in the academy couldn’t properly judge his powers so he’s regarded as an “Inept student”. Being underestimated and avoided by most people there he recruited a girl friendly to him Misha as his subordinate and comrade and strives to climb to the top of the demon race hierarchy to one day reclaim his former title and status.