The private diary of a hidden princess living a double life in a boring town can never fall into the wrong hands. So, when Princess Sabrina of the House of Valence loses her top-secret journal in class, she has no choice but to return after school hours to get it back and avoid an epic disaster. 

But is the most rotten school in the world haunted? According to local legend, the Ghost Girl of Mayesbrook Manor stalks the creaky corridors at night. And outside, a pack of fierce stray dogs make sure nobody feels welcome.

Luckily, loyal friends Charlie, Awful Agatha and Liam join Sabrina on her terrifying mission. But when they all get trapped after dark by a mysterious security guard, it takes all their courage and ingenuity to outsmart their scary pursuers. Will they make it out alive?

N.J. Humphreys is Singapore’s best-selling author with 25 titles to his name. Writing as Neil Humphreys, his The Hunt for the Green Boomerang (2016) and the Abbie Rose and the Magic Suitcase are illustrated children’s eco-adventures, the latter about a smart, feisty girl on a mission series to save endangered animals. He is currently working on the animated TV series of Abbie Rose with an international broadcaster. His works on Singapore - from Notes from an Even Smaller Island (2001) to Saving a Sexier Island: Notes from an Old Singapore (2015) – are among the most popular titles in the past decade. His book Be My Baby (2008) chronicled his journey to parenthood and was his first international bestseller. He is also author of the thrillers, Marina Bay Sins (2014)and its sequel, Rich Kill Poor Kill (2016), as well as the football novels Match Fixer (2010) and Premier Leech (2011).