Sylphy and the Sleepless Island

Two people, Kawai Tomoki and Komori Yukino, were enjoying their unfamiliar drive date. They are a college couple who have just started dating. When their car broke down due to a flat tire, they left it behind and sought help, eventually arriving at the Black Rose Mansion. Thanks to the bewitching charm of Mamiya Marie, the two are allowed inside the mansion and are overwhelmed by its magnificent and luxurious space. In this mansion, there are four residents including the maid Aira, Marie's beautiful daughter Mamiya Maria, and another girl(?) named Takamizawa Rui who wears a boldly modified maid outfit with a collar, large cat ears, and even a tail-like attachment saying "My name is Takamizawa Rui-nyan!". Tomoki and Yukino, who will be spending a few days in the secluded Western-style mansion, the Black Rose Mansion, do not yet know that they will become prey to the bizarre feast that is about to begin.

In a secluded mansion deep in the mountains, the Black Rose Mansion, stands quietly. A college student, Takamiya Ryouhei, is excited to visit the mansion as a tutor for a week. In the mansion, there are three women living there: the bewitching mature woman Mamiya Marie, her beautiful daughter Maria, and the maid Aira who serves the house.
Assigned as a tutor for the beautiful and selfish girl Maria, Takamiya is gradually seduced by their indecent temptations as he spends time in the mansion. While being toyed with by the three lustful women, he becomes increasingly immersed in pleasure-filled days with them, and the gears of fate start to go awry.
What awaits him in the end, a rosy future or a nightmarish reality? The doors of the Black Rose Mansion are now opening...

You and four friends are enjoying a cruise ride when the boat collides with a rock and sinks.
You wake up on an unknown island where you meet the other protagonist of this game with whom you will start your days of survival with. The goal is to find your friends and escape the island.
 
Dual Protagonists
There are two protagonists. The story begins with the female protagonist, but once on the island, you may switch between the two at any time.
 
The Natives
The island is inhabited by natives. They spend the daytime outside and sleep in their homes at night. You can ""visit"" them in their sleep, in addition to capturing them and making them your slaves. They can work for you in such fields as logging, excavation, and farming. You can allow them to make love freely or restrict them from it.
 
Enemies, Monsters, & Friends
You will encounter enemies and monsters in numerous places.
You can listen to their stories of how they ended up on the island, and make them your allies.
Enemies can be either defeated or stunned, in which case you can tame them to be your allies.
Strong allies are sure to help you in your exploration.
 
Character Customization
You can customize the appearance of yourself and friendly NPCs. There are devices which will enable you to deform their bodies by removing arms and legs! Make sure you get your favorite girl all dressed up.
 
Craft
There are over 10 types of workbenches with which numerous items can be crafted. These include: protective equipment, weapons, shields, clothes, torture devices, feeding cages, sexual toys, seasonal ornaments, and meals, all to make your life better.
 
Farming, Excavation, Gathering, & Fishing
You can sow seeds to raise vegetables with which you can cook new dishes.
There are numerous fish that can be fished, depending on the location.
 
Leveling Up & Skills
Battles, excavation, and gathering will all make you level-up. Levelling-up will raise your specs, such as attack power and running speed. Your skills will also level-up, allowing you to attain new ones.
 
Exploration of Caves & Ruins
The caves and ruins have levels. You will encounter stronger bosses and find powerful weapons as you make your way in deeper. Just be careful of the traps."

Under the pretense of receiving training to become the head of the Kinusato family, Kokomi is sent to stay with his relatives on Himegashima. However, his cousin Asuka demands that he enjoy his summer on the island and make lots of happy memories. Having grown up sheltered, there's a whole new world of things for Kokomi to experience. The hot midsummer sun and the cries of cicadas everywhere... The gentle waves crashing against the shore and the bustle of restaurants on a busy night... Kokomi will experience all Himegashima has to offer and more during his short time there.
 
Explore the gorgeous island of Himegashima and earn Good Boy Points to unlock new privileges by helping its residents. Whether it be unlocking new locations such as a hair-raising swamp or getting to hang out with your friends, no good deed goes unrewarded! Of course, it wouldn't be much of a summer without plenty of outdoor activities to participate in. Collect fish and insects to fill out your field guides, then use those insects in heated bug-fighting matches! Just be forewarned, there's quite a bit more depth and complexity to raising the perfect warrior than meets the eye. You'll have to manage your bonds with your bugs, acquire and combine bug skills to give you an edge in battle, and even let bugs past their prime go in order to transfer some of their power to your future champions. If this all sounds daunting, don't worry! A quick trip to Kakeru Dojo will teach you all the ins and outs of bug fighting and have you raising an undefeatable army in no time!

As if that isn't exciting enough on its own, these are but a select few of the many activities Himegashima has to offer! Create as many memories as you can and do everything in your power to make this the best summer ever!

You found yourself on Ehko, a remote Island primarily inhabited by former fashion models, influencers, and dancers—island girls who are naturally sculpted, their skin bronzed by the sun and seas, their legs long and toned, and their feet deliciously perfect.
 
The men? They’ve traded in real women for AI-generated girlfriends—obedient replicas who cater to their every desire without question or the need for consent. AI has also automated nearly every job on Ehko, leaving the population few paths to success or fulfillment of their dreams. But the last straw for you was the new OnlyAI law, which made it illegal to shoot photographs, allowing only AI-generated images to stop face-swapping, catfishing, and other forms of identity theft.
 
Somehow, only you saw what this really was—AI slowly erasing real connection, numbing everyone’s senses, and crushing ambition. Only you understood it was the beginning of a silent apocalypse—the quiet, inevitable end of human desire and expression.
 
As a photographer, you know the power of true art. It has the ability to reflect who we are, confront what we’ve become, and envision what we could be. This led you to believe capturing the rawest, most honest photographic art, could spark a revolution that would wake people from their AI-induced slumber. 
 
Your quest, should you choose to accept it, is to seek out the most intoxicating women on Ehko…. seduce them into moments of honesty and intimacy… and capture the visual pulse of their beauty and lust in art... to save the world.