
Screenshots

Watch trailer on Steam ↗OVERWRITE
ツノウサギの家, House of the Jackalope · Published by ツノウサギの家, House of the Jackalope
Content notice: Violence, Gore, self-harm
Very Positive — 98% positive (85 reviews)
Last updated 27 Sept 2026
Overwrite each other. A story-driven exploration adventure shaped by tragedy. ― I woke up in a research facility. And... someone was already inside me. (I initiated the experiment at this research facility.) (My first—and final—experiment for my sake. I staked everything on it.)
Adventure · 2023 · More free games
Explore a research facility where your presence triggers a tragic experiment in this 2023 adventure game by House of the Jackalope. Discover the consequences of your actions as you navigate through a story shaped by personal stakes and hidden threats.
About this game
■Story
You wake up in an unfamiliar place—
caught in the experiment of someone cold, clinical… and unhinged.
As you resist the presence lurking inside you and search for a way out,
you begin to uncover the tragedy that unfolded here.
■Features
Command System
Use the four commands at the top of the screen to advance.
However, they aren’t always available.
Win the overwrite battle against “someone” and take them back.
Mysteries to Unravel
Who is inside you? Why are you trapped here?
And… what is this bizarre experiment?
Clues lie scattered throughout the facility.
Piece them together—and uncover the truth.
Genre: Exploration Adventure
Explore the environment, examine what you find, and uncover the truth.
Items
Various items are hidden throughout the facility.
They won’t be used automatically.
It’s up to you to decide where to use them.
Setting
Explore a research facility—find a way out.
■ Before You Start
A mouse is required to interact with commands and objects on the screen.
Movement can also be controlled with the arrow keys—when available.
Estimated playtime is around 5 hours. Multiple endings.
An EXTRA section is available on the title screen, with hints for each ending.
If you get stuck, refer to it for guidance.
Content Warning:
This game contains depictions of death, dark themes, and gore.
Some horror elements are also present.
You can change the language in the Options menu.
■Streaming & Let’s Plays
Streaming and Let’s Plays are welcome.
You don’t need to include the game title, creator name, or URL.
You’re free to monetize your streams and videos.
(Use of in-game data for purposes other than gameplay or streaming is prohibited.)
System Requirements
Will my PC run this? →Minimum
- OS *: Windows 8 or later
- Processor: Intel Core i3-4340 or better
- Memory: 4 GB RAM
- Graphics: Compatible OpenGL / VRAM 1GB or better
- Storage: 350 MB available space
Supported Languages
Latest news
Patch NotesOfficial
Added English Language Support
English language support has been added. You can change the language in the options menu. Please note that some post-game content is not available in English. As the developer is not very proficient in English, this message has been machine-translated. However, the main game has been translated with the support of many contributors, so you can play with confidence.Read full article on Community Announcements (Y)AnnouncementsOfficial
English Version of "OVERWRITE" Coming Soon
We’re excited to announce that the English version of OVERWRITE will be released soon!The English localization is scheduled to go live this weekend (JST).Please note: Only the main game will be available in English at this time. Bonus content is not yet localized. Thank you for your understanding.Read full article on Community Announcements (Y)Patch NotesOfficial
Text Update
Text Fix Fixed dialogue text that felt unnatural for certain characters.Read full article on Community Announcements (Y)Patch NotesOfficial
Bug Fixes
Fixed some progression-blocking bugs Fixed typosRead full article on Community Announcements (Y)Patch NotesOfficial
Added new story content
We have released an update for Uwagakiai. The update includes the following changes: Added new story content Added new text to the EXTRA section (available after completing the new story content) Modified certain text and effects in the main storyRead full article on Community Announcements (Y)






