プリンセス・ハンティング～魔王様の収穫祭～

The story starts when Shaddy, the third princess, investigates the ruins just to kill time. She finds something sealed up and opens it... However, it is actually a devil king, who lost a battle against a soldier long time ago. The devil king soon does away with her guards and shags with Shaddy... He now moves to conquer the world.. [From ErogeShop]