Top similar games like Into the Nightmare:

Princess Meltys spent all her life fooling around while living in the lap of luxury. One day the dastardly Grolido Monster Empire upsets her way of life. Now she sets out on a passionate journey to restore her kingdom, but what pit stops will she make along the way?

Control the confident, sexy Karryn as she becomes the new Chief Warden in the notorious all-male prison in this RPG. Go manage the prison and its inmates, but can you also manage Karryn's ever rising desires? Experience the true adult game that fully marries adult elements into all gameplay!

In the time of war, a dark elf mercenary of stunning beauty lives a unspeakable and licentious life with a teenage boy named Ruse she accidently saved. They live together and leads a rather peaceful life. But due to darkness in others’ mind, their life was doomed.

Oh no buddy! Cleome, a pink haired elf from a fantasy world is stuck inside the washing machine known as the modern world and she is shaking her hips while asking for your help! As a cultured member of society, how can you help her? Turn your brain off and just enjoy the ride, you deserve it.

Amane has always lived for herself, choosing to focus on her studies and happiness. But what will she do when given magical powers beyond human comprehension to face a horde of terrible monsters? It's time for her to become Magical Girl Celesphonia!

Equal parts farming simulator & turn-based RPG, Cloud Meadow lets you romance monsterfolk, cook tasty dishes, and explore uncharted lands!

This is a game that combines match-3, GALGAME elements and beauties. If you want to learn more about those beauties, you need to best them first. How the story goes is choice-based so your choices will ultimately decide their fate.

"Yuina is lost in the World of Succubus. Could she go back to her world safely? This game is a RPG featuring card battle with deck-building, skill tree, and various strategies!"

Battle enemies to free the corrupted! Or join them and become a slave to your lust! Will you lend them a helping hand? Or will you make everyone succumb to their pleasures?

Living as a servant to the Kaiju Princess in a colorful cohabitation lifestyle! An enriching and exciting time management love development game.

After the unforgettable summer memories you’ve made half a year ago, Yui, Rio, and Miyuki are back. With the change of seasons and the cold falling snow, a new page to your story is about to begin.

Mizuki Konoe, also known as Exorcist Charlotte, lived among others using a disguise. Explore an abandoned factor and fight off the devils! Exorcist heroine RPG!!

Treasure Hunter Claire is the story of the titular protagonist, Claire, and her adventure through the fabled land of Alstroemeria. What treasures and riches await her as she navigates the world?

A slice of life RPG. Due to family circumstances, Keita finds himself living with his childhood friend Ryoka for the summer. Explore a contemporary Japanese setting, and enjoy spending time with Ryoka.

Sakura parents used to give her only a little money for her living costs. Now they don’t give her money anymore, so Sakura has no choice but to find a part-time job. She has to work part-time to earn money and meanwhile goes to school.

Futanari Quest is a hot hentai RPG with yuri themes. Take the role of Yui, a young woman who is blessed/cursed with a brand-spanking-new dick!

Due to a poker game, the powerful succubus Carmilla is close to losing her precious hotel. Now, you need to Follow her life trying to Collect Fragments of Desire from humans, at the same time she teaches Corina, a young Neko maid, how to be slut. Can you do that before the 31st day?

Play as Misha, a girl with an unpleasant personality and a not very high level of intelligence. Help her raise funds to repay debts and thereby prevent a tragic end to her life. Explore the peculiar city, look for a job, and make new strange acquaintances.

Fallen takes you on an adventure with Makina into the Ruins of Gardona. What fate awaits Makina and her friends on their travels as they descend further into the ruins? Find out in this JRPG classic!

Phantom Thief Sylphy is an Erotic Stealth Adventure Game. Sneak, evade capture and solve puzzles as you steal from the rich and powerful and expose their corruption. Try not to get caught though, lest you become another victim.

Play as Sophie, a private investigator not unlike Sherlock Holmes. It's up to Sophie to uncover the hidden truths of London through her investigations. What mysteries and intrigue await her? Find out in this steampunk RPG!

How will life of Alice turn out? Will she redeem her noble name and life? Or will she just abandon herself and become a sex tool? Will she become something evil, or remain a virgin to her Good End? All of that is for you to decide!

Because of the Great hero Galoluise, demons are all destroyed.For a rookie teenage girl to become the Savior, everyone loved her.Life seemed happy, and the world was as peace as it could ever get.But 3 years later,Hero Galoluise not only have lost her house, her friends and family members were slaughtered.

The Empire is finally whole after the Great Unification War, and the military is undergoing a restructuring. You are Corporal Thill, a decorated war hero begrudgingly transferred to the newly created Traffic Security Bureau to man one of its many checkpoints. Glory to the Empire!

The Chosen is a heroic RPG. Will you be able to unravel the mysterious plot against you and become the Chosen?

The strongest female warrior stepped into the lair filled with perverted monsters... Can she defeat the Demon Lord without letting down the Yusha?

You are Yomi, an ancient fox spirit. Your dungeon has been stolen from you while you have been sealed away in a deep sleep. Capture monster girls, collect loot, explore the dungeon's depths and reclaim what is yours in this first-person RPG dungeon crawler.

Do battle against abominable demons as Saki the shrine maiden! Use her four different forms to slay enemies, or activate full-auto mode and watch as Saki is defiled and corrupted...

Avaria: Chains of Lust is a hentai dungeon crawler that lets you explore the mines of Arden to search for the truth behind its villagers going missing. As you traverse through these mines, you will fight a slew of monsters while also dealing with the strange inhabitants of the town.

An adventurer named Quem is the first person to step foot inside "Heaven's Ladder" in 500 years. But not long after, she's cursed by a strange, shadowy monster. Now she must reach the top of Heaven's Ladder, and hopefully, break the spell.

Seed of Evil is an epic adventure to uncover the secrets of the Water City, Somonden. Follow Anna as she explores the upper and lower parts of the city to uncover the truth of the defilement plaguing its inhabitants. You won't soon forget this amazing story filled with mystery, drama, and intrigue.

Branded as a traitor for losing the princess, the young knight Luna sets out on a lonely journey to rescue the princess and clear her name.

After Devil Iblis who wants to conquer the world is defeated by the hero, she is so weak and becomes a little girl. She swears her revenge, changed her name into Elise and starts her journey to take back the power. Can Elise finally revenge successfully? Or degenerate into a sex slave?

A kinky strategic adventure game, where you can manage a fantasy trade ship and your rowdy crew! Experience a buoyant story supported by ambitious gameplay systems, sexual content and expansive modding features.

When your father goes off on an adventure, it's up to you to keep the lights on and take care of your sister.

The previous Demon Lord was defeated by the hero, and his daughter took the throne. Although Melissa is said to surpass her father in strength, she is now seeking ways to coexist with humanity.