Passengers panic when the aircraft's captain suddenly faints as the plane nears the notorious Dragon Snow Mountain. A passenger accuses another passenger's son of causing the commotion, and Brianna confronts Liam about tampering. Crew warn they must manually fly through -104°F conditions while low oxygen leaves people dizzy and fading. With the captain unconscious and the mountain requiring hands-on control to avoid a crash, arguments erupt and desperation grows. At episode's end, amid the chaos someone steps forward and declares, 'I will,' leaving the flight's fate unresolved.