The land of dragons Dragundara. The dragon that once ruled this country disappeared with the passage of time, and now there are descendants who look the same as humans. --Cature, the princess of such a country. Following her country's conventions, she completed her journey to earn her title of Supreme Knight, the Dragoon, and returned to her beloved king and queen, and to the kingdom where her fiancée awaits. However, the Katyu was greeted by the devastated Dragundara Castle and countless corpses. In her astonishment and turmoil, she barely rescues her maid Anna, who was attacked by a dragon in the castle, but she faints shortly after hearing about her circumstances. What appeared in front of her stunned Katyu was the demons. The demon, who calls himself Guinol, tells in a humorous tone that he has attacked Dragundara at the command of the demon king who plans to conquer the world. And for that reason, he also said that the people of the kingdom were transformed into dragons by an old covenant, and those who could not become dragons were raped and killed. When Katya hears it, she gets angry and slashes at Guinol, but her weapon is destroyed before the overwhelming power of the demons, and she admits to losing for a while ... However, Guinol offers her a deal for play. If I could complete all my orders for seven days, I will return the king and queen, return the people who have turned into dragons to the original human beings, and let us retreat. She is a Katyu who is suspicious that there is something behind her remarks that seem to give her opponent the possibility of winning. However, she has no other way to resist Guinol, and she has no choice but to drink that condition. And from that moment on, the life of her family and her pride as her knight, The hell of lewdness of a cutie begins--! --First day. Her first order was to serve the injured soldiers of the Kingdom of Dragundara in order to protect the country. She takes out the cock herself and squeezes, licks, sucks and semen with her hands hard with her mouth. Soldiers lose their hold on her healthy appearance, sticking out meat sticks one after another and rubbing them against the lewd meat named Katya. Eventually, the Katyu is transformed into a cloudy juice-covered figure ...! But one of the people Katya wants to help ... Even Nina, her mother and queen of the Kingdom of Dragundara, is cunningly hunted down by Guinol and struck by her poisonous fangs. Nina is tossed with her plump milk and illuminates her ripe her body contrary to her own will. She fucks as ordered, she masturbates in front of the hated Guinol, and even exposes her incontinence climax. However, Katya has no way of knowing that her mother is experiencing such shame. --the 2nd day. A prisoner of war pulled out in front of Katya waiting for Guinol's orders. It was Jin, a fiancé who vowed for the future and communicated with each other. A angry and shivering Katyu, she has to bend her knees before Guinol's threat. And a new Guinol's command is told as if to revenge. ...... It was to mate with a pig race with an ugly look and a stinking body. Her testicles, which are about the size of her face, are slapped with an obscene mouth, and her secret part is sucked as if she is clinging to her tongue that is entwined with the net. And finally, in front of her beloved Jin, the cutie ...!