When hijackers seize a Japanese flight and demand to fly to Pyongyang, a mysterious mastermind hatches a zany scheme to reroute the plane to Seoul.

In 1933, when Korea was under Japanese occupation, five people in Gyeongseong are suspected to be "Phantom" spies of the anti-Japanese organization.

After 8-year-old So-won narrowly survives a brutal sexual assault, her family labors to help her heal while coping with their own rage and grief.