Eternal Threads Achievements Here is the full list of all 10 Eternal Threads achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.Filter Achievement View View Image viewList view Sort by Won first then by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply AllWonNot wonInvestigatorWitness every possible event across all the different timelines. 29 September 2025 - Add a guideMorbidly CuriousWatch all possible death scenes across all the possible time lines. 29 September 2025 - Add a guideSecrets OutWatch all the housemates reveal their secrets. 29 September 2025 - Add a guideAvid ReaderRead all letters in the house. 28 September 2025 - Add a guideGood ListenerListen to voicemails for all six housemates. 28 September 2025 - Add a guideBeam Me Up ScottyReceive a final revelation. 28 September 2025 - Add a guideSaviourSave all six housemates. 28 September 2025 - Add a guideRighter of WrongsSave all six housemates while also resolving their personal issues. 28 September 2025 - Add a guideLocksmithOpen all four locked doors in the house. 28 September 2025 - Add a guideRescuerSave one housemate. 28 September 2025 - Add a guide