A frequent reason users search for is actually a Steam Cloud conflict. You played on your Steam Deck, then on your PC, and Steam asked “Which file do you want to keep?” If you chose wrong, your progress vanished.
Weeks later, the patch was released. Players posted walkthroughs: how to reach the siren, how to make the trade, how to avoid a hidden bug in the second-to-last loop. Some players said, in threads and small forums, that their game had given them more than a reward. One wrote that when they traded a ring their mother had held in the game—a small texture modeled after a real thing—they felt lighter. Another user said that a line in the siren's song made them remember a voice from their childhood and they cried at their desk. dark siren save file fixed