: As the captain declares an "Emergency Declaration"—a status that should grant the plane priority to land anywhere—the aircraft is repeatedly rejected. Both the U.S. and Japan refuse landing rights out of fear that the virus will trigger a global pandemic.
: On the ground, Detective In-ho courageously tests a potential vaccine on himself to prove its effectiveness. Once the vaccine is confirmed to work, the plane is finally allowed to land at a military airstrip in South Korea. : As the captain declares an "Emergency Declaration"—a
: Jin-seok releases the virus in the plane's restroom. Passengers soon begin dying gruesome deaths, and the virus spreads rapidly through the cabin and flight deck. : As the captain declares an "Emergency Declaration"—a