The documented demo approach is to investigate the facility, collect usable items, and experiment with obstacles while deciding how to handle threats. One early obstruction is reported as passable with a crafted firebomb. The collected sources do not establish a complete, ordered route through the campaign, so the progression described here stays within that demo evidence.
Coverage: Partial historical demo progression, not a complete campaign walkthrough.
Begin with the correct route context
The opening material concerns the PC survival horror game developed by Momentum Games. Alpha Beta Gamer’s coverage is explicitly about an alpha demo, while the developer describes choice-driven exploration. Those two contexts explain why this walkthrough begins with supported activities rather than an invented chain of chapters.
A complete route would need to connect each obstacle to the next in the same version. The sources support an exploratory opening, but they do not provide that entire chain. Follow the documented interactions as examples of progression instead of treating their order as a guaranteed path through every build.
Investigate the facility and identify usable options
The developer’s description places exploration at the center of survival. Independent demo coverage describes multi-path spaces and different approaches to situations. The supported first step is therefore to investigate the environment and identify what you can use or interact with.
Keep your immediate objective in view as you examine the available space. Equipment and routes can offer different ways of approaching the same difficulty. This establishes a progression method, without claiming that a particular corridor or unnamed room is the next mandatory destination.
Connect collected items to the obstacle ahead
The official overview confirms crafting and interactive environments. Alpha Beta Gamer also identifies inventory management as part of the demo experience. Together, these sources support considering collected items as possible tools for progression rather than only as combat supplies.
An obstruction is a useful reason to review what your equipment can do. Look at the interaction shown in your version and the resources already available. Exact pickup positions and prerequisite quantities are not established by the opening-demo material.
Understand the documented firebomb obstruction
PCGamesN describes an early demo combination involving a bandage and a flask. The resulting firebomb is used to burn through an obstruction. A separate Steam discussion about Molotov crafting in the tutorial corroborates the presence of that interaction.
The useful route lesson is the connection between crafting and environmental access. It shows that progression can depend on applying an item to an obstacle. The account does not identify a universally applicable room, complete input sequence, or current ingredient quantity, so those details are not added here.
Choose how to handle the threat between you and progress
Independent demo coverage describes non-lethal options, and the official overview confirms stealth and tools. That means an encounter can be approached as a survival decision rather than an automatic instruction to fight. The question is how your available options relate to the route you are trying to take.
Before committing resources, consider whether the environment offers another approach. The source material supports adaptable play without proving that every threat can be avoided. Specific enemy timings or guaranteed bypasses need more detailed evidence than this route overview contains.
Recognize other officially described access problems
The official game overview identifies computers, doors, and machines as interactive parts of the facility. Hacking, opening access, and refueling are described as ways to reach new paths. These examples explain why a blocked route can be an interaction problem rather than a missing combat encounter.
They are examples of the game’s systems, not a published sequence of puzzle solutions. Apply the interaction actually available at the obstacle you are facing. The dedicated puzzle page keeps the documented demo firebomb example separate from these broader official descriptions.
Separate a historical demo route from later content
The independent sources were published in 2024 and describe demo-era experiences. Their observations are useful for identifying the interactions they discuss. They do not independently establish that every later version preserves the same route or placement.
Use the publication context when comparing this overview with your current game. An interaction can be documented without a complete route being available. Keeping that distinction visible avoids presenting an old demonstration as a finished campaign solution.
Use focused help for the next obstacle
Choose the next guide according to the problem that is actually blocking progress. Saving, equipment, navigation, and puzzles each involve different questions. A focused explanation is more useful than repeating the same broad survival advice at every point in a route.
The verified opening approach is to investigate, consider equipment, and choose an appropriate interaction or encounter strategy. The firebomb example is the most concrete progression event established by the collected material. A full beginning-to-ending itinerary is not claimed by this page.
Sources and version context
- Momentum Games: AthanasiaOfficial description of the game’s survival and immersive sim design.
- Official Steam game overviewDeveloper-supplied overview and Early Access plans; checked October 16, 2026.
- Alpha Beta Gamer: alpha demo previewCalum Fraser, May 2, 2024. Historical demo impressions.
- PCGamesN: demo systems and interactionsKen Allsop, updated August 31, 2024. Demo examples and developer-design coverage.
- Steam: Molotov tutorial discussionPlayer report about the demo tutorial; corroborates the crafting interaction, not final controls.