While on a field trip to London, Nagai Towa gets lost in the city at night.
After he finally makes it to the train station, he finds a mysterious egg.
"What's with this egg? It's really pretty..."
And then right before his eyes, the egg shatters into pieces. His consciousness fades away...
When he comes to his senses, he finds himself standing in an unfamiliar place. It has the appearance of London, but it's a completely different world.
----Royal Capital Salem
There, he meets a girl named Shelly Linestad who is searching for her father who has been accused of murdering the king.
For the sake of returning to his original world and helping the girl who helped him...
He continues pressing on while wearing the Dragon Armor "Clarias", and at the same time gets ever closer to the truth hidden within this new world.
This is an ADV game in which a strong-willed, weak-hearted, and pure-hearted Yankee wife is corrupted and impregnated.
The protagonist moves into a new apartment when he transfers to a university, and next door lives Hinako, a delinquent who was feared in the neighborhood as a child.
Seeing Hinako looking the same as she did in the past, the protagonist's memories of the past come flooding back and his feelings for her are rekindled.
However, unlike back then, Hinako has a husband and a daughter, so she tries to keep her feelings to herself, but the sexiness of the grown-up Hinako ...
There is a function to change the differences of bristly hair, cross section, sunburn, etc.
Simulate living together with your sister!
It's all up to you to choose whether to spoil her, take care of her, and what kind of sex you want to have with her!
With tap actions, you can stroke her head, talk to her, touch her, and enjoy her reactions.
At the end of the day, of course, there are things that lovers do together...
There are six rules that were established so that humans and yokai can co-exist:
You must never harm a human.
You must never show your true form to a human.
You must obey the laws that humans have made.
You must never enchant a human.
You must never have children with a human.
You must never bring a human into yokai territory.
The Minatsuki family has existed peacefully in the human world and has prospered by obeying these rules. This is a story about Airo, the only daughter of the head of the Minatsuki family, the Minatsuki family butler, Raito, and the head maid, Fuuka.
Contrary Airo can't honestly express her feelings and bosses people around. Fuuka has a stiff exterior but can't help teasing whenever she sees an opportunity. This is how they spent their peaceful, everyday life.
One day an incident occurs in the town where they live. Onizou Mitsuki, the head of the household, asks Raito and Fuuka to protect Airo. The two of them must now stay by her side day and night. They accompany her, not just inside of the mansion, but at school as well.
Humans, fairies, dwarfs, and beastmen. Laurencia is a remote island where the four races live happily without conflict.
That peace was brought about after the four tribes united to challenge the "Demon King", who once came from the mainland and ruled the island with fear and despair. They were able to defeat and seal him in after a having won a fierce and painful battle. Several hundred years have passed since then. The threat of the Demon King has been forgotten in the prosperity supported by advanced magic technology.
One day, an earthquake occurs that shakes the entire island. The epicenter of the earthquake is the dungeon called "Zvinga" where the Demon King was sealed. The four tribes fear that this might be a sign of the resurrection of the Demon King. The protagonist, Bernard, a descendant of the mage who created the ward, is ordered to investigate it.
There is a dormitory at a private school for training high-class ladies, where students are trained secretly 'To Serve Men'.
However, one of the students got pregnant during the training.
To prevent this from becoming a scandal, the pregnant student was expelled and the dormitory was shut down in fear of causing another incident. Many years passed and now the decaying building is awaiting demolition.
The protagonist, the bastard child of the accidental pregnancy, negotiates with the current principal of the school using the story he heard from his mother.
He negotiates to reopen the dormitory, and work there as a manager.
He only has one goal in mind.
To drain the slaves he has raised and taste their milk.
So the dormitory known as the 'Mistress Administration Building' has been revived by the protagonist. The building will be transformed into the 'Slave Management Building; where the sounds of schoolgirls being trained and milked will echo throughout the night.