Hentai Initiative ~Life in the Grip of My Sister and Cousin~

Your parents leave overseas for work, and you're home alone with your stepsister, Kurumi.
Kurumi is a bright and energetic girl who loves to tease you.
She knows exactly how to flirt and be naughty around her virgin older brother.
Even if it's just by marriage, you know you shouldn't get involved like that with your sister, but...
You might just give in to the cute Kurumi and cross a line that's forbidden to an older brother...

A fantasy RPG that's all about simple life, ACT, Roguelike elements, and an open world!
 
You'll step into the shoes of an adventurer living it up with Mio, diving into dungeons on your own. The goal To find ingredients for the ultimate cure-all, 'Elixir Rubrum' to fix Mio's unique health issue. And you've got to do it before time runs out, or... well, let's just say it won't be good for Mio!
 
【ACT Real-Time Combat】
Ditching turn-based for real-time combat with keyboard and mouse, this game lets you mix skills and gear for a fresh fighting feel. Each dungeon level throws unique challenges your way, demanding tactical skill use and strategy to advance. Dive deeper, and you'll unlock new abilities and gear to beef up your battle prowess.
 
【Roguelike! Open World!】
Each dungeon dive shakes things up with slightly different terrains, enemies, and treasures, ensuring endless replayability and challenges. Learn and adapt with each exploration to uncover deeper dungeon secrets.
 
【Life with Mio】
Back from adventuring, enjoy some quality simple life downtime. Whip up meals with gathered ingredients, share adventure tales, play games, or snooze side by side! As you get closer, unlock more interactions!
 
【Just Mio】
As you grow closer, feelings start to shift... Watch at her sleeping, take a bath together in the bathroom. playful pranks on her, and teasing during games! Within the bounds of not getting disliked, fully indulge in Mio's cuteness!

You awoke in a small, snowbound guesthouse.
You were stranded in a blizzard and will be staying there for a while.
There’s the cheerful older sister, Sonia, and the quiet, intelligent younger sister, Iris.
In the silent, snow-covered mountains, a warm life together with the sisters begins…

You originally worked a dangerous job to make a living, but after being injured in an accident, your younger sisters decided to carry out a special plan.
That is—"to move to a safe deserted island and heal their older brother's body and mind!"
All the heroines are your biological younger sisters. On this deserted island, a new life full of affection and cuteness is about to begin.
✦ Enjoy Peaceful Moments Without Time Limits in a Serene World ✦
Fishing, foraging, exploring, and cherishing heartwarming moments with your younger sisters……
In this game, while there are objectives, there are no time limits at all.
You can plan each day however you like.
✦ Starting With Maximum Affection! A Leisurely Life With Your Younger Sisters ✦
The island’s scenery, changing with the seasons, warmly welcomes your arrival.
Explore the archipelago freely and collect a wide variety of materials.
You can choose to work hard every day to develop the land and strive toward becoming a tycoon;
or simply spend the whole day cuddled up with your beloved younger sisters, enjoying warm, peaceful moments together.
Whether it’s adventure or spending time together, everything is up to you.
The main theme of this game is to deepen your bonds with your younger sisters in a carefree lifestyle, expand your base camp, and set out on adventures to new islands.
✦ Features ✦
- You can set how your younger sisters address the player—for example, “Onii-chan,” “Onii-sama,” or any other nickname you prefer.
- Manage a flourishing farmstead to transform it into a sprawling and vibrant base you can call home
- Dive into a world of total freedom as you fish, gather rare resources, and uncover the secrets of the land
- Discover and collect various unique outfits for each sister to match their personalities and yours

During the summer vacation when his parents are away, he begins living with his step-sister.