Delve into the underbelly of the celebrity world in this darkly glamorous YA thriller as superfan Matilda goes to extraordinary lengths to prove her idol Mack Parker's innocence.

How well do you know your favourite celebrity? How far would you go to defend them?

Mackenzie Parker is thriving as the world's next biggest pop star, finally fulfilling her teenage dream of having her very own arena tour. Meanwhile, Matilda is fulfilling her teenage dream too - attending a Mack Parker concert. She has the merch, knows every lyric and outfit change, and tracks zillions of posts on social media. Matilda knows Mack inside out. She would do anything for her.

Then photos of Mack's secret relationship with missing model, Ivy Sanchez, leak onto global media at the end of the tour's European leg. As the leaks keep coming, sinister speculation grows about Mack's involvement with Ivy's disappearance. Spiraling into a deep obsession, Matilda decides to take matters into her own hands.

But just how well does Matilda know her idol? What exactly is Mack hiding? And what really happened to Ivy?