When the Prinnies go on strike, Laharl begins pillaging local castles in an attempt to get them some money. However, when his father's old butler, Zenisuky, poses as the Overlord and abuses his power to tax everyone, his son, Koganesky, hires Laharl to kill his father. Will Laharl kill Zenisuky, or will Koganesky have a change of heart?