While waiting to see the school headmaster about her latest misdemeanour, a homemade explosive that blew-up the art room, young Dorothy reflects on her passion for chemistry, which was fuelled by an encouraging science teacher. Called in by the headmaster, Dorothy looks on in disbelief as he transforms into a monster and unleashes a localised hurricane. Luckily for Dorothy, she is saved by the timely arrival of her science teacher; the woman quickly puts paid to the fake headmaster and his time storm trap, and then erases Dorothy’s memory of the events. Dorothy departs with her mates, blissfully unaware that she will meet her teacher again one day, in the unlikeliest of circumstances…