Deep Siren is a Lovecraftian WWII horror fairytale. When the lone survivor of the USS Siren discovers a mermaid while adrift at sea, he finds himself plunged into a world of supernatural horror fathoms beneath the surface. Utilize unique gameplay mechanics as Alex battles to hold on to his sanity.

<video class="bb_img" autoplay muted loop playsinline crossorigin="anonymous" poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4058300/extras/9aab09b59f7d1e8cc08e4d61d0784ac0.poster.avif?t=1764621225" width=300 height=168 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4058300/extras/9aab09b59f7d1e8cc08e4d61d0784ac0.webm?t=1764621225" type="video/webm; codecs=vp9"></video><img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4058300/extras/b1cbf8f07f1fa082aa93964a620c660d.avif?t=1764621225" width=354 height=150 />Deep Siren is a Lovecraftian World War II horror fairytale. When the lone survivor of the U.S.S. Siren, Alexander Calder, discovers a mermaid while adrift at sea, he finds himself plunged into a world of supernatural horror fathoms beneath the surface. Survive terrifying creatures, navigate alien technology, and discover the secrets of the deep.Utilize unique gameplay mechanics to understand what is real as Alexander battles to hold on to his sanity.Inspired by the works of Lovecraft and classic creature feature films.<img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4058300/extras/cea6d5bfb3889ec9f30685d34b69167e.avif?t=1764621225" width=600 height=75 /><img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4058300/extras/00fa6b5f8d8e7baf8f4905e7fb633933.avif?t=1764621225" width=354 height=150 /><video class="bb_img" autoplay muted loop playsinline crossorigin="anonymous" poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4058300/extras/52b82b17add36fb3af5a0e2c8d3bd7da.poster.avif?t=1764621225" width=300 height=168 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4058300/extras/52b82b17add36fb3af5a0e2c8d3bd7da.webm?t=1764621225" type="video/webm; codecs=vp9"></video><ul class="bb_ul"><li>Supernatural and psychological horror</li><li>A unique eye-closing puzzle mechanic to decipher if what you're seeing is even real</li><li>A stylized hand-drawn experience filled with creatures and pulpy sci-fi</li><li>Fun and challenging puzzles from a strange underwater world</li><li>Full voiceover and immersive sound</li><li>An all-original, intense movie-quality soundtrack</li><li>Discover secrets to unlock cosmetics for your HUD</li></ul><video class="bb_img" autoplay muted loop playsinline crossorigin="anonymous" poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4058300/extras/2b54656ee3c6cc5bf5861a65abf6aa43.poster.avif?t=1764621225" width=300 height=168 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4058300/extras/2b54656ee3c6cc5bf5861a65abf6aa43.webm?t=1764621225" type="video/webm; codecs=vp9"></video><img class="bb_img" src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/4058300/extras/d949234aa8fce17b6940c5ef0e84cc39.avif?t=1764621225" width=400 height=150 />

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Deep Siren Achievements