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About IMMORTALITY
IMMORTALITY is an interactive trilogy created by Sam Barlow and Half Mermaid, known for Her Story. Players explore three never‑released films starring Marissa Marcel, using a match‑cut style to piece together a mystery that spans decades of movie history.
The experience is single‑player and runs on Windows and macOS. It includes full controller support, captions, Steam achievements, Steam Cloud, and Family Sharing, blending adventure, casual, indie, and simulation elements.
01 / THE GUIDE
Narrative Structure
The trilogy is built around three distinct films: Alan Fischer’s gothic adaptation of The Monk, John Durick’s thriller Minsky about a murdered artist, and the subversive thriller Two of Everything which examines a pop star and her double. Each film appears as newly unearthed footage.
Marissa Marcel appears in all three works—first as the infamous Matilda, then as a muse suspected of murder, and finally returning after a long hiatus. The central mystery asks players to connect these narratives across decades.
- Compare visual styles across films to spot thematic links.
- Track recurring characters for hidden connections.
02 / THE GUIDE
Cinematic Teleport Mechanic
Players use a cinematic teleport ability to jump directly from one scene to another, effectively “match‑cutting” their path through the archive. This replaces conventional movement and frames navigation as an editing task.
Teleportation lets you revisit earlier clips after gaining new information, encouraging non‑linear exploration of the story. The mechanic is the primary means of progressing through each film’s mystery.
- Re‑enter earlier scenes once new clues appear.
- Try different jump orders to reveal alternate narrative threads.

03 / THE GUIDE
Film Archive Exploration
The game world centers on a virtual archive containing newly unearthed footage and contextual clues from the three lost movies. Each archive segment offers new pieces of the overarching puzzle.
The archive presents footage from films that were thought to be lost or destroyed, providing background on Marissa Marcel’s career and the historical context of each production.
- Read on‑screen text for hidden hints.
- Note dates and locations to map the timeline.
04 / THE GUIDE
Platform Features
IMMORTALITY runs on Windows and macOS and includes full controller support, captions, and Steam Cloud. These features improve accessibility and allow progress to persist across sessions.
Family Sharing is supported, enabling multiple Steam accounts to access the game without separate purchases. No Linux support is listed.
- Enable captions if you prefer reading dialogue.
- Activate Steam Cloud to keep progress across devices.
05 / THE GUIDE
Steam Achievement System
The title includes Steam achievements, offering optional goals for completionists alongside the story. Achievements are optional goals for completionists.
Because achievements are tied to story progress rather than hidden collectibles, they encourage players to engage fully with the cinematic puzzles.
- Review the achievement list early to set personal targets.
- Focus on story milestones; achievements will follow.





COMMUNITY
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