As the train left Banwoldang Station around 9:53 a.m., Kim began fumbling with the cartons and a cigarette lighter, alarming other passengers who tried to stop him.
Jakmile vlak opustil okolo 9.53 ráno stanici Banwoldang, Kim začal vybalovat kartony a cigaretový zapalovač, což varovalo ostatní cestující, kteří se ho pokusili zastavit.