THE CHILLING CONCLUSION TO #1 BESTSELLING SERIES THE MAGPIE SOCIETYA DEADLY DISAPPEARANCEA RACE AGAINST TIMEAnd, at the eleventh hour . . . A SHOCKING REVELATIONAudrey and Ivy, determined to bring their fellow student Lola Radcliffe's killer to justice, find themselves in the middle of another mystery when a friend disappears in suspicious circumstances. Their only clue is a mysterious card left by the enigmatic Magpie Society.

With time running out and the police baffled, Audrey and Ivy must delve deeper than ever into the dark secrets that their school is hiding. But someone is playing a deadly game. And to beat them, Audrey and Ivy have to start rewriting the rules... Praise for One for Sorrow:'The perfect read for teens' - Glamour UK 'A nail-biting page turner written with cinematic sparkle, depth, and a heap of charm.' - Jennifer Niven, #1 bestselling author of All the Bright Places 'A thoroughly modern (and deliciously gothic) murder mystery - think Serial at Malory Towers' - Katie Lowe, author of The Furies