Dani Binns finds herself in the front cab of a train … and she’s the train driver! Asha, the other driver, and Tai, the conductor, show Dani how to work the train’s controls and off they go … until they come across something on the track ahead! Dani slams on the brakes and stops just in time to avoid hitting a herd of cows who have escaped from their field. With danger down the line, will Dani be able to get things back on track?