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Take control of a submarine in a dark ocean mystery where you hunt for lost treasures and figure out secrets. Guide your craft through deep waters filled with wreckage and wildlife, upgrading systems to handle pressure and threats. Solve environmental puzzles while tracking a shadowy figure linked to vanished ships. The slow reveal of the Night Sea’s history mixes with tense moments as you balance exploration and survival. The game blends methodical sub management with narrative-driven discovery. Players appreciate the atmospheric visuals and the satisfaction of customizing gear to tackle deeper zones. With a runtime of around 8-10 hours, it’s a focused adventure that leans into isolation and curiosity. Available on PC and iOS since 2018, it offers a niche take on underwater exploration with light combat and heavy emphasis on lore. Single-player only, but the sense of solitude fits the setting well.
Game Modes
Single player
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