Top similar games like Protogen Inc.:

After every night comes a new dawn, filled with hope and light. As the adventure of our heroes continues, let’s discover what lies ahead!

The choice has been made, and now there is no turning back - they must find and stop him. The final chapter in the adventure of our heroes.

You've almost died, you lost your body. Gladly, you were saved by your old friend Xena, a genius engineer who lives on a desolate planet. Now it's time to recover and find a new goal in your life!

When your fate is determined by the universe itself, you don’t have many options. You can either oppose it until the very end or accept it for the rest of your life, but neither choice can change your destiny.

If there was a robot that could laugh, cry and smile. ...Does it have a soul?

The starry sky spreads far and wide overhead... This story full of love, comedy, and excitement follows our protagonist and his stargazing friends as they grow together. "A Sky Full of Stars" is a coming-of-age astronomy tale by the same team who brought you "If My Heart Had Wings".

Myth of Angels: Prologue is a cyberpunk & angelic themed adult Visual Novel. The game offers action, horror, sex, romance and a rich story. Play as the son of the Creator and face the difficulties of Fallen City.

City of Broken Dreamers is a mature adults only cyberpunk visual novel. In the game you will find a choice based visually erotic and exciting adventure.

Cosplay Crisis Convention is a visual novel where all your dreams come true. Jacob Kirby was just a regular geek when he found himself dragged into a massive intergalactic conflict…between three beautiful girls. Which side will he choose? It’s up to you!

London, 2099. The earth isn't what it used to be anymore. Incredible climate changes have corrupted the weather, causing a permanent rain on most of the Earth's surface. You play the role of Luke Black, a 36-year-old bio-informatic engineer. He is one of the lead programmers at Nanotech, a big nanotechnology research company.

In the midst of a furious battle, the launch countdown begins. Time is running out for Keiji and his friends. Will the quest to help R-ne return home be successful? Find out in the thrilling and heartwarming conclusion to the Corona Blossom trilogy!

Fall in love with marbles and learn to believe in yourself again.

What happens when the self-proclaimed "most boring guy ever" meets a girl who's anything but that? Why, rom-com mischief of course! Travel to a tropical island full of exotic locations, survive your lovey-dovey parents and romance the girl of your dreams! But what does she hide behind that smile?

Hot Pussy College 2 is a short adult Visual Novel focusing on the fun parts of college life. The game is packed with humor, romance, and lots of sex. Play as a young male attending college at B&R and guide him through the experience.

How to Fix the Future is a gripping, choice-driven adult visual novel. Spanning the present and near future, this sci-fi tale weaves together mystery, romance, and high-stakes adventure, where every choice crafts a unique path through a world on the brink of transformation.

「あの頃に帰りたい─、たとえその先が暗闇だとしても─」『学園もの×SF』でお送りする青春SFビジュアルノベル。平凡な学園生活で、青春を謳歌する主人公とヒロイン。しかし、学園にはある病気と、世界を変えてしまうような秘密が潜んでおり……。

Huanu Poems is a multi-ending love adventure game. As a photographer, carrying the secret of being a bloodline inheritor of HuaNu Town, you will take lovely Peach to run a B&B, encounter gentle Cloudia. Your choices will affect the direction of the story.

A young adult SF visual novel combining school life with science fiction. The main characters live normal, peaceful lives, savoring their youth. But one day, an illness starts spreading through their school, and with it, a secret that could change the world…

Do you need a wedding planner, by any chase? "Bride & Co." will organize your wedding, take care of everything you need, and as a bonus - corrupt the bride!

Kiss Upload is a futuristic-themed dating sim. It features four involved story paths with even more outcomes.

Futanari College is an adult Visual Novel in witch you take control of an 20 year old guy whose life is turned up side down when he went to college where only futa-girls study. Will he be fun for the girls or will he find true love?

Sequel to the sci-fi visual novel Bionic Heart. The game is told from four different points of view: each character choice will change the outcome of the story.

Princess Rosavel is on a deep space mission but can’t quite remember her purpose. Can she recollect her memories and find out why she went on such a dangerous journey?

Everyday life comedy, where your choices matter.

Moving to another city is always stressful: new people, new places, new rules. Fortunately, the city is full of guys who will be happy to help you. Who knows, maybe one of them could become more than just a friend, huh?

A narrative game set in Cambridge, 2006. Spend one unforgettable summer as Leon, a visiting student, balancing studies, friendship, and love. Your choices shape who you become: yourself, or someone new altogether.

Are you ready for more LongStory drama? The next installment of this beloved series brings more dates, deeper friendships, trickier dilemmas, and some fascinating surprises!

新婚夫婦のふたり。セックス後のピロートークで、妻が「他の人と、した事ある？」と聞いてきた。夫は正直に風俗でした事を告白し、夫も妻に他の人とした事があるか聞いてみた。妻は少し考え「実は、ちょっとだけ」と答えた。夫は愛する妻・玲奈の浮気体験を聞き出していくのだった・・・

Welcome to Lewd Puzzle [18+], an exciting game for adults that will take you to the depths of space. In this game, you will play as a space explorer who has crashed and landed on a research station where you will meet four defenseless girls.

We meet many people in our lives. Relationships with them are different and can be changed.

A twenty-dollar bill, four summers, fifteen years, and a one of a kind life. Create an experience that’s all your own in this near-fully customizable visual novel where you grow from childhood to adulthood with the lonely boy next door.

Matrix Hearts is an adult Visual Novel about romance, comedy, and choice. Play in the shoes of a former Olympic rock-climber as he moves to a tropical island where he may be able to climb to the top once again.

This romantic visual novel has you joining a financially struggling all-girls' private school as one student's example case for gender integration. The two of you try to prove that going co-ed could save the school, while the story explores themes of traditions, change, family, and relationships.

Fuzoku Frame [18+] is a classic puzzle game with addictive mechanics and beautiful sexy girls. Solve puzzles to bring scenes and unlock levels.

新婚旅行先は夫が勤勤先のモデルルーム兼保養所。初日の夜、思わぬアクシデントで施設内に閉じ込められてしまう。男性管理人の指示のもと救援を待つが、男女が閉じ込められた密室で、妻を見つめる管理人の目は淫らな光を湛え、物資提供の代償として妻への淫らな要求はエスカレートしていく・・・