Zero-Sum Heart Achievements Here is the full list of all 16 Zero-Sum Heart achievements.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 wonPast, Current and FutureBuild a future together 27 January 2026 - Add a guideUntimely CuriosityAsk "why" to a love confession 27 January 2026 - Add a guideDesire for KnowledgeGet caught reading smut in the library 27 January 2026 - Add a guideCherry Chapstick LipsKiss a girl 24 December 2025 - Add a guideImpulsesGive in to intrusive thoughts 24 December 2025 - Add a guideThe BolterRun from your problems (twice) Locked - Add a guideRain Soaked LipsKiss a boy Locked - Add a guideRefractionsJump, sink and drown Locked - Add a guideAnd Then There Were NoneRealize you could have won... too late. Locked - Add a guideTotal DefeatLose the fight Locked - Add a guideMutually Assured DestructionBring your enemy down with you Locked - Add a guideWater Under the BridgeDecide you are better off as friends Locked - Add a guideBubble BurstWait for someone who never showed Locked - Add a guideDissolutionLose him the same way you found him Locked - Add a guideBleeding HeartTake possession of his heart Locked - Add a guideMaster of FateUnlock all possible endings Locked - Add a guide