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72% positive of 100 · Mostly Positive · Live from Steam
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Immerse yourself in the captivating world of the Cthulhu Mythos with this 2D visual novel game featuring a thrilling TRPG-based experience! Roll the dice and use your skills and luck to escape the abandoned hospital, while experiencing the cosmic terror.
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What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 72% on 2026-11-01 → 72% today (100 reviews)
Works great on Steam Deck. Results from Valve's own testing.
Valve hasn't published test details for this game.
Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
Korean language support has been added!We hope even more players will enjoy this "solo-play TRPG experience."
Korean language support has been implemented. Known Issue If you change the language during gameplay, the text in the log may not update correctly. If this occurs, please switch to another language and load your save data, then switch back to your preferred la…
The sequel to ""Cthulhu Mythos ADV Lunatic Whispers", "Cthulhu Mythos ADV The Isle Of Ubohoth" has been updated to the complete edition! ▼ Cryptic Notes Hidden across the island, cryptic notes now challenge your wits. Each one is a riddle—put your creativity a…
The sequel to "Cthulhu Mythos ADV Lunatic Whispers," titled "Cthulhu Mythos ADV The Isle Of Ubohoth," has been updated with new features! If you haven't played it yet, now is the perfect time to dive into the enhanced experience of "Cthulhu Mythos ADV The Isle…
The following features has been added. ▼Scenario Log Function You can now review the text while gameplay. The scenario log can be accessed by clicking on the notepad icon located in the bottom right corner of the screen. You can access the log screen from the …
The following features has been added. ▼Scenario Log Function You can now review the text while gameplay. The scenario log can be accessed by clicking on the notepad icon located in the bottom right corner of the screen. You can access the log screen from the …
The Cthulhu Mythos ADV Series titles “Cthulhu Mythos ADV Lunatic Whispers” and “Cthulhu Mythos ADV The Isle Of Ubohoth”, along with the Cthulhu-mythos-inspired adventure “Cafe DReAMLAND”, are now available together in one bundle!It’s a perfect opportunity to g…
The new "Cthulhu Mythos ADV The Isle Of Ubohoth" is finally about to be released. Before you start your adventure on the beautiful island, why not experience the previous title "Cthulhu Mythos ADV Lunatic Whispers"? The Steam version is currently on sale for 5…
Since its release in October 2022, the game has received positive feedback from a wide range of audiences and has risen to the top of DLsite's sale rankings. Thank you for all the supports! Through this localization we really wish more people can enjoy the thi…
We are updating our distribution guidelines from October 12, 2022 to the following: 1.Gameplay Video and Live Streaming Individuals and organizations are granted permission to use footage from the Game for commentary, analysis, let's play, or live streaming fo…