You are my ideal man! Vanitas has cut off the flow of the story he was supposed to follow at the end of his encounter with the protagonist Angel. He adds Habermesia as a new slave and is confronted by the "Princess of the Violent Dragon," Razelia Ruandor. The Imperial Princess suddenly and unexpectedly intervened. Vanitas is bewildered by the sudden proposal of marriage by the Imperial Princess. What further difficulties await him in the new place he heads for at her suggestion? The "villainous aristocrat x harem" aims for the top of the magical world, using the power of domination "seizing magic" to resist the future doom that will eventually come, while attracting heroines who should have been taken away from him. Fantasy, the third installment!