
Game Overview
A distress call from the Moon’s hidden side turns a routine rescue mission into a tense science-fiction nightmare. Zarya-1: Mystery on the Moon casts you as the remote mission controller, guiding four astronauts through an abandoned, increasingly hostile lunar mystery from the safety of a communications console. Its mood sits somewhere between Alien’s claustrophobic crew drama and the isolation of Lifeline, with grim discoveries, mounting paranoia, and occasional humor keeping the dialogue human. Rather than shooting monsters or walking the corridors yourself, you live with the consequences of every instruction sent across the void.
The action unfolds through message exchanges, crew reports, photographs, and branching decisions. You choose where the team searches, how they handle suspicious technology, whether they split up, and how much risk is acceptable when communications begin to fail. Decisions can protect a crewmate, uncover vital evidence, or push the expedition toward a sudden and ugly ending; the story is designed around uncertainty rather than perfect information. Multiple outcomes give failed missions real weight, while a rewind feature lets you revisit key moments and test a different command without replaying every scene from the beginning.
Its strongest asset is presentation: the crew’s updates arrive with a believable conversational rhythm, and the visual snapshots add far more atmosphere than a conventional wall of text. The lunar setting feels cold, lonely, and dangerous, but the characters keep it from becoming a purely abstract choose-your-own-adventure. Branching routes and several endings make it a good fit for players who enjoy comparing outcomes, chasing survival runs, and piecing together a larger mystery over repeat sessions. Fans of cinematic space horror, interactive fiction, and choice-driven games such as Lifeline or The Expanse-style narrative adventures should find plenty to like, while newcomers get an accessible, low-pressure introduction to the genre.
Screenshots
Installation
- Select the Download button at the top of this page to open UploadHaven.
- On UploadHaven, wait for any countdown, then select Free Download. Optional: UploadHaven Pro for faster downloads.
- When complete, extract the archive to a Zarya-1: Mystery on the Moon folder using 7-Zip.
- Open the extracted folder and start the game normally.
- For errors, check Setup Guide & Troubleshooting below. Keep your security software enabled.
System Requirements
- OS: Windows 7, 8, 10
- Processor: Core i3 6100, AMD X4 860 and above (May work on lower specifications)
- Memory: 2 GB RAM
- Graphics: GTX 650Ti, Radeon HD 5870 (May work on lower specifications)
- Storage: 2 GB available space
- Sound Card: Generic
Setup Guide & Troubleshooting
How do I fix missing DLL errors for Zarya-1: Mystery on the Moon?
After extracting Zarya-1: Mystery on the Moon, navigate to the _Redist or _CommonRedist folder inside the game directory and install DirectX, Vcredist, and any other dependencies included.
What should I do if the downloaded file is corrupted?
The full archive is 183.33 MB — make sure your download completed fully before extracting. Use 7-Zip to extract the files. If you still see a "file corrupted" error, re-download and try again.
Do I need to run the game as administrator?
Usually, no. Start the game normally from the extracted folder. If you see a permissions or save error, check that the folder is writable and follow the game's documented fix. Only grant administrator access when a trusted game's specific setup requires it.
How do I update my GPU drivers for this game?
The game won't launch — what should I try?
Check that extraction completed and your PC meets the system requirements. Note any error message before choosing a fix. If it identifies a missing runtime, install the required DirectX components or Microsoft Visual C++ Redistributable from Microsoft.
My antivirus is blocking the game — is it safe?
A warning needs to be investigated; the download source alone cannot confirm that a file is safe. Keep your security software enabled and review the detection details. Do not run or restore a flagged file unless you have verified that it is a false positive. If you are unsure, leave it quarantined.