[Machine Translation] When Princess Liana visits the border to defeat a new type of magical beast, she is reunited with her sister, who has been revitalized by Thor's invention. On the other hand, she herself is still contemplating the "Robot Vacuum Cleaner," an item that could clean up the demonic beasts. Elte, niece of Prime Minister Kelv, comes to supervise the invention to make sure that it does not cause any confusion. She suggests that they collect ideas from the public, and the most dangerous golem is born! While Thor's invention surprises Erte and Liana, the Demon King's Domain cooperates with Sophia and finally comes to a direct confrontation with the forces of the empire!