Mystery ADV "Mind Diver / Mind Diver" launches on Steam, exploring the conscious world "Mind Ocean" to uncover the truth behind a mystery
Note: the original Japanese article can be found at:
https://www.4gamer.net/games/905/G090529/20250929022/
Editorial Department: RENÉ | 2025/09/29 04:49 (UTC)
PLAYISM has released the PC software “Mind Diver / マインドダイバー” on Steam today, September 28, 2025. The price is 1,840 yen, and a 15% discount sale is currently running until October 13.
The protagonist of this game is known as a “Mind Diver.” Using the experimental technology called “Mind Dive,” players will explore the conscious world—the “Mind Ocean”—of a woman named Lina, who suffers from memory impairment.
Hidden within Lina’s subconscious are multiple secrets. By recovering and restoring her lost memories, the truth behind the incident gradually emerges.
Image Gallery No.002 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam Image Gallery No.003 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam Image Gallery No.004 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam Image Gallery No.005 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam Image Gallery No.006 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam Image Gallery No.007 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam
Image Gallery No.008 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam Image Gallery No.009 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam
Additionally, this title draws inspiration from games such as Return of the Obra Dinn, Her Story, and The Case of the Golden Idol. Lucas Pope, creator of Return of the Obra Dinn, has also commented: “Mind Diver is undoubtedly a captivating work.”
Official Website for “Mind Diver / Mind Diver”
Investigate missing memories and uncover the truth behind an incident
“Mind Diver / Mind Diver” is now available
Indie game publishing brand PLAYISM (https://playism.com/) (operated by Active Gaming Media Co., Ltd.) has launched the mystery adventure title “Mind Diver / Mind Diver,” developed by Indoor Sunglasses, on Steam. A two-week-long launch sale with a 15% discount is currently underway. Additionally, we are pleased to announce the release of a new trailer that dives into the mysterious truth behind the incident.
▼ New Trailer: https://youtu.be/75D76lYIOKU
Explore the Sea of Consciousness and Solve the Case
You are a “Mind Diver.”
Using experimental technology called Mind Dive, explore the consciousness sea—“Mind Ocean”—of a woman named Lina to solve a strange missing persons case.
Hidden within Lina’s subconscious are numerous secrets. Uncovering these will gradually reveal the truth behind the incident.
● What is Mind Dive?
A groundbreaking approach for treating memory disorders. It’s a new technology designed to help people recover forgotten memories.
● About This Investigation
Subject: Lina
Request: Find the missing Sebastian.
Note: Her memories are rapidly deteriorating, making urgent Mind Dive necessary.
Image Gallery No.002 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam Image Gallery No.003 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam
Image Gallery No.004 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam Image Gallery No.005 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam
Investigate Missing Memories
The memories being accessed via Mind Dive appear to be missing key parts. By finding and restoring these gaps, long-overlooked past events and truths will gradually emerge.
To repair memories, clues are essential. You’ll need to eavesdrop on private conversations and thoroughly examine every detail.
Take your time exploring the memories and uncovering the correct connections.
Sometimes, what is truly beautiful only becomes visible once it enters memory.
Image Gallery No.006 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam Image Gallery No.007 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam
A Heartbreaking Tale of Love
A couple once deeply in love ultimately falls apart for some reason. Lina has lost her memories, and Sebastian is missing. What truth lies hidden at the mysterious party? And what tragedy remains buried deep within Lina’s consciousness—the part filled with regret?
The game features a unique art style based on 3D scans of real performances by Danish actors from the development team’s local area. Furthermore, all character dialogue is fully voiced in English, allowing players to explore memories firsthand and experience an immersive gameplay that feels like being present at the scene.
Image Gallery No.008 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam Image Gallery No.009 thumbnail / Explore the consciousness world “Mind Ocean” and uncover the truth behind a mystery in this thriller adventure game “Mind Diver / Mind Diver”, now available on Steam
Games and Films That Inspired This Title
You may find traces of inspiration from other games or films within the game. Thoroughly examine memories and items to uncover them.
Game Titles
Return of the Obra Dinn
Her Story
The Case of the Golden Idol
etc…
Additionally, we are pleased to share a comment from Lucas Pope, creator of Return of the Obra Dinn:
“I just played the demo and loved it. The art style and visuals are so good. I can’t imagine the hard work that went into capturing and manipulating all that. On top of it all, the mechanics are solid and the mystery setup is extremely compelling. ‘Mind Diver’ is absolutely captivating.”