Continuity mistake: At the end, Mun realizes the tanker explosion is about to happen, she gets off of her bus and tries to warn the people in their cars. She bangs on the window of a couple with a baby, and then tries a newlywed couple. Mun continues heading towards where the explosion will occur. When the truck finally does go up, we first the the parents and baby get hit, then the newlywed couple, and finally Wah has to save Mun. The problem is that this should have happened in the opposite order.
Continuity mistake: When Mun leaves the apartment and then crouches down to talk to the young boy about the report card, she is right beside the apartment door, but in the next shot, her Grandmother looks out of the peephole in the door. Mun is now suddenly right in front of the door, on the other side of the hallway.