Slender Threads: Prologue

Free point-and-click thriller about a writer investigating a strange town

Blyts · Released Sep 15, 2021

Reviews: Overwhelmingly Positive; 97% of 544
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 4 years ago; Nov 16, 2021
Minimum PC: GeForce GTX 460; 4 GB RAM · 3 GB disk; Full requirements

What is Slender Threads: Prologue?

This single-player prologue follows writer Harvey Green through Villa Ventana, where disturbing dreams and coincidences draw him into a mystery. You explore the town, speak with residents, and solve puzzles to investigate the unseen forces affecting the community.

For you if...

+you like story-led adventures with a dark, unsettling mood
+you enjoy meeting unusual characters and investigating their motives

Not for you if...

−you want a complete adventure rather than an introductory prologue
−you prefer action to conversations and puzzle solving

What players say

97% of 544 reviews are positive

Players praise the artwork, voice acting, and story. Individual criticisms include limited puzzle content, difficulty understanding the opening puzzle, and an awkward interface.

Screenshots and trailer

Slender Threads: Prologue system requirements

Minimum: GeForce GTX 460, 4 GB RAM, 3 GB of disk space.

As published by the developer.

Can my PC run Slender Threads: Prologue?

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Minimum

OS: Windows 7/8/8.1/10
Processor: Intel Core i3 or equivalent
Graphics: NVIDIA GeForce GTX 460 or equivalent
Memory: 4 GB RAM
Storage: 3 GB available space
DirectX: Version 9.0

Does Slender Threads: Prologue have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Slender Threads: Prologue run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Sometimes shows mouse, keyboard or non-Deck controller icons
All functionality is accessible with the default controller configuration
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS, Linux
Steam features: Family Sharing
Languages: Full audio: English. Text only: French, Italian, German, Spanish - Spain.

Does Slender Threads: Prologue use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam