The Perfect Girl
A Novel

About Gilly Macmillan

Gilly Macmillan is an internationally bestselling author acclaimed for her gripping psychological thrillers and emotionally layered mysteries. With a signature style that blends sharp suspense, immersive atmosphere, and character-driven tension, Macmillan has captivated millions of readers across the globe. Her breakout novel What She Knew launched her onto bestseller lists worldwide, and she has since continued to deliver intricately plotted stories that keep audiences guessing until the very last page.

A former photography lecturer and graduate of the University of Bristol, Macmillan brings a keen eye for detail and a deep understanding of human emotion to every book she writes. Her novels frequently explore the secrets, fractures, and moral dilemmas that shape families and communities, earning her praise from critics and a devoted international fan base.

Translated into dozens of languages, Macmillan's work has been nominated for major awards and consistently ranks among the most compelling voices in modern crime fiction. She lives in the UK, where she continues to craft dark, twist-filled stories that combine psychological depth with page-turning suspense.