The oxygen breathers hfy a short sci fi story 08:56 Best Short Sci-fi Story " The Oxygen Breathers " About Aliens 21:30 Human Invulnerability To Oxygen Left Them In Awe | Best HFY Stories 41:08 Air Too Pure | HFY | a Short Sci-Fi Story 18:39 Aliens Dismissed Humans as Weak, Until They Realized We Breathe OXYGEN! 27:27 Humans Don’t Know How to Die | HFY | A Short Sci-Fi Full Story 3:53:58 So... We Are Not Alone (Parts 1 to 20) | HFY Story | A Short Sci-Fi Story 1:38:11 Humans Are a Myth (The Complete Story) | HFY | A Sci Fi Full Story 24:04 Humans Don’t Know How to Die | Best HFY Stories | HFY Stories | HFY Short Story | HFY Sci-Fi Story 1:58:47 The Space Engineer (The Complete Story) | HFY | A short Sci-Fi Story 15:14 691 - Water turns out to be one of the most deadly substance.. | Terrans Humans Are Op 14:38 Hfy A Sci-Fi Story : Humans Didn't Get The Memo 07:31 Best HFY Reddit Stories: As Natural As Breathing 31:11 Human Saved Alien Girl Then She Fell In Love With Him | HFY | A Short Sci-Fi Story 1:27:34 Everyone Cowered In Terror, Until HUMANS Saved Us! 30:03 Aliens Dismissed Humans as Weak, Until They Scanned Earth's Atmosphere | Best HFY Stories 25:13 THE SURVIVORS | HFY | A short Sci-Fi Story 23:13 Wounded and Abandoned, Until the Human Found Her | HFY | A Short Sci-Fi Story 6:39:15 Everyone Cowered In Fear, But HUMANS Answered The Call! | HFY Full Story 3:19:01 Galactic Council Laughed At The Human "Relic" Warship, Until It Roared To Life | HFY Full Story 03:10 Best HFY Reddit Stories: The Humans Produce What? More results