Campbell is a young reporter whose boss (Crehan) tells her to get a front page scoop. She tags along with Emergency Squad drivers Henry and Denning while they stage a rescue at a burning chemical plant. While investigating a series of accidents at a tunnel project, she learns that
contractor Miljan and racketeer Quinn are involved. They take her on a tour of the project timed to end just before another explosion in order to divert suspicion from themselves, but a sudden cave-in traps them in the tunnel with only ten minutes before the bomb is to go off. Henry and Denning
stage a last-minute rescue, but one of them is killed, leaving Campbell in the arms of the othe...