Screenshots
Watch trailer on Steam ↗Dungeon Desire: The Sleepless City of Runeheim
StudioVR · Published by OTAKU Plan, HENTAI Plan
Content notice: This game contains sexual contents such as sexual acts and sexual violence, non-consensual sex, sex with monsters/tentacles, BDSM. Please consider play or not.
Very Positive — 82% positive (83 reviews)
Last updated 30 Sept 2026
Become an adventurer and explore the perilous and seductive "Dungeons"! In the bustling "Sleepless City of Runeheim", gather allies and create your ideal party to conquer challenges. Discover a wealth of equipment with random effects, hidden within the dungeons!
£11.79
Lowest price we've ever recorded
View on SteamPrices can lag the live Steam store — always confirm before buying.
Price history
Adventure, Indie, RPG · 2025 · More £5 - £15 games
Embark on a quest through the Sleepless City of Runeheim as you gather allies and gear up for dungeon challenges. Each equipment piece holds random effects, adding layers to your adventure.
About this game
🏰Game Overview
🗡️Become an adventurer and explore the perilous and seductive "Dungeons"!
👥In the bustling "Sleepless City of Runeheim", gather allies and create your ideal party to conquer challenges.
💫Discover a wealth of equipment with random effects, hidden within the dungeons!
💎Over 10,000 weapons and skills await—use them all to unearth the treasure buried deep within the dungeon!
🎮Features
💕 Enticing Adventures with Curvaceous Female Adventurers!💕
Many female adventurers live in Runeheim!
You’re free to seduce, hypnotize, or build a loving relationship with them.
Over 46 erotic scenes!
Includes more than 140 HCG illustrations!
⚔️ Not Just Another RPG—Experience Innovative Combat with Skill Gacha!⚔️
Skills available to characters change with every turn during battles.
Will you unlock a powerful skill next turn, or will your skills be sealed? It's all down to luck!
In these unpredictable battles, even the gods can’t foresee the outcome. Show your true strength!
🌈 Endless Content After the Ending🌈
Your adventure doesn’t end when the game does—it truly begins after the ending!
Tackle infinite dungeons with strategic mastery and push your limits!
⚙️Systems
📖 Event Replay Mode
Revisit viewed H-scenes and CGs anytime.
Unlock all unseen events if you prefer.
👗 Character Viewer Mode
Customize characters' expressions, outfits, and backgrounds, and admire them freely.
Edit text to display your own customized dialogues.
🤖 Auto-Battle Mode
Perfect for those looking to save time or skip battles.
High-performance AI allows you to automate battles with flexible settings:
Full auto, partial auto, or auto against weaker enemies only.
👊 Best Equipment System
Customize the criteria for best equipment (Attack Type, Magic Type, Defense Type).
Switch all party members' gear to their optimal setup with one button.
🎯 Cheat Mode
For players who prefer to skip the grind, the following features are included:
Skip dungeon clearing and mark it as completed.
Disable dungeon tiles to bypass obstacles easily.
System Requirements
Will my PC run this? →Minimum
- OS: 7 / 8 / 8.1 / 10
- Processor: 3+ GHz Processor
- Memory: 8 GB RAM
- Graphics: DirectX 11/OpenGL 4.1 capable GPU
- DirectX: Version 11
- Storage: 2 GB available space
Recommended
- OS: 11
- Processor: 3+ GHz Processor
- Memory: 16 GB RAM
- Graphics: OpenGL ES 2.0 hardware driver support required for WebGL acceleration. (AMD Catalyst 10.9, nVidia 358.50)
- DirectX: Version 11
- Storage: 4 GB available space
Supported Languages
Latest news
AnnouncementsOfficial
[HENTAI Plan] Photography Agency is now on sale!
{STEAM_CLAN_IMAGE}/38391122/5c98b1d0e8e420cd25effb48bb7d605f52204d14.png {STEAM_CLAN_IMAGE}/38391122/8a59d8b4fd12eafc86d6ac97c71a88434692c635.png Photography Agency is now on sale! https://store.steampowered.com/app/3923600 STORY After failing his job hunt, the protagonist graduates from college and drifts into life as a part-timer. His days are dull—no real joy, no stimulation. The only pastime he’s found is casually snapping photos of scenery and posting them on social media. Then one day, a strange DM arrives: "Please capture her indecent side in my place. I’m sure you’ll enjoy this request… perhaps even more than I ever could." It was a photography request. The target’s name: Michiru, a 28-year-old woman who runs her own beauty salon. It felt like nothing good could come from getting involved— yet before he realized it, the protagonist was already out in the city, smartphone in hand… GAMEPLAY Each stage presents clear objectives. To succeed, players must either take the designated photos or perform the specified actions. All while being careful not to let the heroine notice you… Sometimes, using tricks hidden in the map may be the key. Complete every objective, and who knows—there just might be a special reward waiting. Enjoy a breathtaking mix of gorgeous graphics, thrilling stealth photography, and 3D erotic scenes! Follow the request and secretly photograph the glamorous, mature beauty, Michiru! ★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★ Please don't forget to follow us on our Steam Publisher page to get the latest information! ★COMING SOON★ https://store.steampowered.com/app/4150170/_/ https://store.steampowered.com/app/4110360/_ https://store.steampowered.com/app/4112790/_ https://store.steampowered.com/app/3725550/_/ JOIN US! DiscordRead full article on Community Announcements (HENTAI Plan)AnnouncementsOfficial
[HENTAI Plan] Photography Agency will be released on 2/20!
{STEAM_CLAN_IMAGE}/38391122/5c98b1d0e8e420cd25effb48bb7d605f52204d14.png {STEAM_CLAN_IMAGE}/38391122/8a59d8b4fd12eafc86d6ac97c71a88434692c635.png Photography Agency will be released on 2/20! Don't forget to add this game to your wishlist! https://store.steampowered.com/app/3923600 STORY After failing his job hunt, the protagonist graduates from college and drifts into life as a part-timer. His days are dull—no real joy, no stimulation. The only pastime he’s found is casually snapping photos of scenery and posting them on social media. Then one day, a strange DM arrives: "Please capture her indecent side in my place. I’m sure you’ll enjoy this request… perhaps even more than I ever could." It was a photography request. The target’s name: Michiru, a 28-year-old woman who runs her own beauty salon. It felt like nothing good could come from getting involved— yet before he realized it, the protagonist was already out in the city, smartphone in hand… GAMEPLAY Each stage presents clear objectives. To succeed, players must either take the designated photos or perform the specified actions. All while being careful not to let the heroine notice you… Sometimes, using tricks hidden in the map may be the key. Complete every objective, and who knows—there just might be a special reward waiting. Enjoy a breathtaking mix of gorgeous graphics, thrilling stealth photography, and 3D erotic scenes! Follow the request and secretly photograph the glamorous, mature beauty, Michiru! ★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★ Please don't forget to follow us on our Steam Publisher page to get the latest information! ★COMING SOON★ https://store.steampowered.com/app/4150170/_/ https://store.steampowered.com/app/4110360/_ https://store.steampowered.com/app/4112790/_ https://store.steampowered.com/app/3725550/_/ JOIN US! DiscordRead full article on Community Announcements (HENTAI Plan)AnnouncementsOfficial
HENTAI Plan [February Sale 2026] has started!
https://clan.fastly.steamstatic.com/images/44973774/fb2143a37fa4a01a880808e964da092f90e82529.png {STEAM_CLAN_IMAGE}/38391122/8a59d8b4fd12eafc86d6ac97c71a88434692c635.png HENTAI Plan has started! You can check the full list of games on our Steam Publisher page! Select your favorite game and don't miss this chance! Please don't forget to follow us on our Steam Publisher page to get the latest information! ★COMING SOON★ https://store.steampowered.com/app/3923600/_/ https://store.steampowered.com/app/4150170/_ https://store.steampowered.com/app/4110360/_ https://store.steampowered.com/app/4112790/_/ https://store.steampowered.com/app/3725550/_/ DiscordRead full article on Community Announcements (HENTAI Plan)AnnouncementsOfficial
[HENTAI Plan] "DARK HUNTER KURO" will be released!
{STEAM_CLAN_IMAGE}/38391122/8f3ecaa3f9332a19eb6a6225229abff7243bd137.png {STEAM_CLAN_IMAGE}/38391122/8a59d8b4fd12eafc86d6ac97c71a88434692c635.png "DARK HUNTER KURO" will be released! If you're interested in this game, don't forget to add it to your wishlist! https://store.steampowered.com/app/4150170 STORY Tachio, an ordinary office worker, is suddenly transported one day to another world overrun by dark monsters known as “Yamimon.” In this unfamiliar land, he is attacked by Yamimon—but is saved by a beautiful dark hunter named Kuro (Red Wolf), whose striking red hair and voluptuous figure leave a strong impression. However, the moment Tachio makes contact with her, he fuses with her special battle suit known as “Gear.” From that point on, Tachio fights alongside her—not as a warrior, but as her battle suit— while the two search for a way to return to his original world. GAMEPLAY A stylish action game featuring exhilarating combat and smooth HD pixel animations, with a bold and voluptuous visual style! Unleash devastating Dark Techniques, combine them with Snatch, a scarf-based move that pulls enemies in, and chain together flexible, high-impact combos! FEATURES Action Game Extremely intense H-scenes Fully animated erotic scenes ★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★★ Please don't forget to follow us on our Steam Publisher page to get the latest information! ★COMING SOON★ https://store.steampowered.com/app/3923600/_/ https://store.steampowered.com/app/4110360/_/ https://store.steampowered.com/app/3725550/_ https://store.steampowered.com/app/4112790 DiscordRead full article on Community Announcements (HENTAI Plan)AnnouncementsOfficial
HENTAI Plan : Winter Sale 2025 has started!
https://clan.akamai.steamstatic.com/images/44973774/7c4eac4e12188edae2cedaf569cf348e2559762c.png {STEAM_CLAN_IMAGE}/38391122/8a59d8b4fd12eafc86d6ac97c71a88434692c635.png HENTAI Plan : Winter Sale 2025 has started! You can check the full list of games on our Steam Publisher page! Select your favorite game and don't miss this chance! DiscordRead full article on Community Announcements (HENTAI Plan)
