The Overlord Returns (Male Overlord reader x Kuroinu kedakaki Sejio)

A forgotten ruler return to take back a land that was once his. As a mercenary group turned army leaded by a man named vault threaten to conquer the land and enslave it's women as his own. The only hope of restoring peace and order comes from a unlikely hero. He's no saint, he's no white knight but he is the only hope...