Lost Sanity: Cthulhu

On Halloween night, a group of teens tells horror stories, and each one comes to life in Lost Sanity. In the first chapter, Call of the Sea, you play as Megan Claire, trapped in an underground prison while cultists awaken a marine entity; slip through shadows, follow clues, and guard your sanity.

At a glance

• Platform: Windows.
• Genres: Action, Adventure, Indie.
• Release date: Sep 2, 2026.
• Steam user reviews: No user reviews.
• Delivered as a Steam library entitlement — activation is handled by Steam.

Minimum

Recommended

System requirements as published by the developer on Steam.

Activate on Steam

• Open the offer above — it takes you to this game's official Steam store page.
• Buy it there, or if you bought a key elsewhere, open Steam and choose Games → Activate a Product on Steam.
• Enter the product code exactly as it was issued to you.
• The game appears in your Steam library — download and play.

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