Lock & Key: A Magical Girl Mystery
Lock and Key: A Magical Girl Mystery is a romantic thriller visual novel starring a married couple of former Magical Girls. Along with and old friend and a new protégé, they'll undertake one last journey to free Chicago from the terrifying grip of a mysterious serial killer.
Last Updated: 11/30/2025
| Steam Price | $14.99 |
| Release Date | 9/30/2025 |
| Franchise | Studio Elan |
| Developer | Studio Élan |
| Publisher | Studio Élan |
| Steam App Id | 1803850 |
Lock & Key: A Magical Girl Mystery
Lock and Key: A Magical Girl Mystery is a romantic thriller visual novel starring a married couple of former Magical Girls. Along with and old friend and a new protégé, they'll undertake one last journey to free Chicago from the terrifying grip of a mysterious serial killer.
Last Updated: 11/30/2025
- Windows
- Mac
- Linux
- Steam Deck (Playable)
About Lock & Key: A Magical Girl Mystery
Lock & Key: A Magical Girl Mystery is a Casual game developed by Studio Élan. On 9/30/2025, it was released on the Steam Store by Studio Élan.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Lock & Key: A Magical Girl Mystery on the Steam Deck but some functionality may not be fully supported.
According to Steam’s category system, Lock & Key: A Magical Girl Mystery supports the following features:
- Partial Controller Support
- Family Sharing
- Single-player
- Steam Achievements
From the Steam community, Lock & Key: A Magical Girl Mystery has been tagged with the following user tags:
- Multiple Endings
- Story Rich
- Visual Novel
- LGBTQ+
- Mystery
- Casual
- Female Protagonist
- Singleplayer
- 2D
Media & Sceenshots
Watch the featured video for Lock & Key: A Magical Girl Mystery and see the latest screenshots from the Steam Store.
Lock & Key: A Magical Girl Mystery DLC
Lock & Key: A Magical Girl Mystery has 1 downloadable add-on available for purchase on Steam which is Lock & Key: A Magical Girl Mystery - Official Artbook.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | Lock & Key: A Magical Girl Mystery - Official Artbook | DLC | 9/30/2025 | Steam Charts |
Lock & Key: A Magical Girl Mystery has 1 related app available for download from the Steam store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | Lock & Key: A Magical Girl Mystery Soundtrack | Music | 9/30/2025 | Steam Charts |
Related Bundles
Lock & Key: A Magical Girl Mystery is included in 3 bundles in the Steam Store. Purchasing through a bundle can give a large discount off the game's base price if you are willing to purchase multiple apps all at once.
| Image | Name | Apps | Packages | Price | Actions |
|---|---|---|---|---|---|
 | Choice-Driven Games | 5 | 4 | $67.45 | View |
| Studio Élan Yuri Game Bundle | 7 | 7 | $95.33 | View |
| Lock & Key - Deluxe Edition | 3 | 3 | $22.47 | View |
Related Packages
Lock & Key: A Magical Girl Mystery is referenced by 1 package in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.
| Name | Price | Actions |
|---|---|---|
| Lock & Key: A Magical Girl Mystery | $14.99 | View |
Discover Similar Games
Find a new game to play just like Lock & Key: A Magical Girl Mystery through our curated lists. Steambase uses Steam's User Tag and Genre system (and other game stats) to curate a list of the best and most loved games similar to Lock & Key: A Magical Girl Mystery.
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Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
Lock & Key: A Magical Girl Mystery data has been sourced from:
- Valve Corporation. (2025, November 30). Lock & Key: A Magical Girl Mystery on Steam. Steam Store.
- Valve Corporation. (2025, November 30). Lock & Key: A Magical Girl Mystery. Steam Community Hub.
- Studio Élan. (2023, July 19). Lock & Key: A Magical Girl Mystery. Lock & Key: A Magical Girl Mystery.