Tokyo, Japan — MUTAN Inc. (CEO: Hiroyuki Watanabe) and storynote, Inc. (CEO: Jin Fujisawa) are thrilled to announce that the interactive mystery adventure Sofia in Exchange for Lies is now officially available worldwide on Steam® as of today, July 3, 2025 (JST).
To celebrate the launch, the game is available with a special 10% discount for a limited two-week sale. Don’t miss this chance to dive into a story full of deception, choices, and consequences—where every truth comes at a price.
The official theme song “Hiraeth”, performed by acclaimed VR artist Kano, was digitally released on July 2, along with the premiere of its official music video, which is now available for viewing online.
Launch trailer
Steam store page
https://store.steampowered.com/app/3326660
Official website
Official X
“Hiraeth” Music video
Stream It, Share It — It’s All Welcome!
We warmly encourage players to stream, record, and share their gameplay—whether for commercial or non-commercial purposes.
Game Summary
Sofia, a girl with multiple personalities, is arrested as a suspect in the murder of a presidential candidate.
Philip, a psychiatrist, is assigned to interrogate her after she has closed her mind. However, his remote location limits his investigative options.
Deduce the words that hold the key to Sophia’s memories and find the right questions to ask her by inputting search keywords.
Open the girl’s mind through a series of interactions with the surveillance cameras to uncover the truth of the case and the secrets of her comatose past.
Why did the girl murder the presidential candidate?
This is an immersive, multi-ending mystery visual novel-style adventure game that unravels the thoughts of the five personalities that lie dormant inside her, and gets to the bottom of the case.
Character Introduction
The characters are designed by manga artist and illustrator Hiro Kiyohara.
The exquisite facial expressions of the multiple personalities drawn by Kiyohara will be reflected in the 3D models.
Four personalities with secrets
Four personalities were born from Sofia’s trauma. In order to talk to these closed-minded girls, it is necessary to know the comatose past that each of them holds.
The girl’s lines will be fully voiced. (Japanese only)
Please look out for the voice actress, Aoi Hinata, who will be playing five different roles.
Product Information
Title: Sofia in Exchange for Lies
Genre: Mystery adventure
Players: 1 player
Platform: Steam（R)
Release date: July 3, 2025 (on sale)
Price: 34.99 USD
Supported languages: English / Simplified Chinese / Japanese
Official website: https://sofia.mutan.co.jp/
Steam Store: https://store.steampowered.com/app/3326660
PV: https://youtu.be/7tigyLl_T4A
Official X: https://x.com/SofiaLies_PR
Character Design： Hiro Kiyohara
Cast： Aoi Hinata
©2024 MUTAN Inc. ©storynote, 2024
*The information in this press release is current as of the date of the announcement. The information in this press release is current as of the date of the announcement and is subject to change without notice. Please note that the information in this press release is subject to change without notice.
*Steam” and the “Steam logo” are trademarks or registered trademarks of Valve Corporation in the United States and/or other countries.
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