In 'Noughts and Crosses ' she is the only member of the Hadley family to support Sephy in her desire to attend Chivers boarding school: though she is often having arguments with her younger sister. When Sephy falls pregnant by Callum McGregor, Minnie is the one who tells their parents about the pregnancy(despite promising Sephy not to tell) - this infuriates her sister. In 'Knife Edge ' Minnie becomes a journalist and writes an article for The Daily Shouter newspaper about the death of Andrew Dorn. She also pesters Meggie McGregor and Sephy Hadley for an interview about Jude McGregor.