When Phoebe James enters the elite world of Wickham College, thanks to her mum's advantageous engagement, she faces both a culture shock and the wrath of her grieving future-stepbrother. Benedict Anderson is convinced Phoebe's a social-climbing gold-digger out to destroy his family and attempts to scare her off. Plans backfire when he's made to join musical forces with his stepsister in composing a song for their parents' wedding. As they create harmonies, it becomes increasingly hard to deny their mutual attraction.