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One of three thrilling companion novels set in the universe of the new Doctor Who spin-off show, Class, created by #1 New York Times bestselling novelist Patrick Ness, author of The Rest of Us Just Live Here and the Carnegie Medal-winning A Monster Calls.

"There´s no such thing as oversharing"...right?

Everyone at Coal Hill School has become obsessed with completing exciting dares posted on a strange new website, run by the charismatic vlogger Seraphin. Soon the challenges become more dangerous and competitive, yet even broken arms and fistfights don´t stop the craze for them. And then students start to disappear...

As April´s fragile group of friends starts to fracture, she decides she´s going to uncover the truth behind this site herself. Whatever it takes, whomever she hurts, April´s going to win. But then, to her horror, she wakes up and finds her whole world is changed.

What she does next will astound you.

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