While investigating a terroristic threat that goes viral online, Korean authorities discover that a suspect has recently boarded an international flight bound for the United States. When a healthy passenger on the same flight suddenly dies a gruesome death of unknown cause, panic erupts both in-flight and on the ground. With steadily decreasing fuel and international refusals to offer aid, the captain and crew will be forced to take unprecedented emergency measures in an attempt to save the lives of their passengers.
Adapted from same-name popular manga. Hyeon-woo is visually impaired but always listens to people. Then one day, Chong-soo comes along and talks about the murder that occurs in his book. However, the murder in the novel becomes real and Hyeon-woo is getting more and more scared! Who is responsible for the serial killings?