Waterloo Road’s latest supply teacher, Jem Allen is proving popular with staff and students alike but her upbeat attitude and glamorous lifestyle are enough to get right up Grantly’s nose. Forced together on a school trip, their antagonism builds to a life-threatening climax. Back at school with the exams in full swing, Chlo realises how much the future she wants will be restricted by motherhood. She is forced to make the hardest decision of her life, with devastating consequences for Donte.