Under Their Skin

Nick and Eryn’s mom is getting remarried, and the news that they’ll never have to meet their step-siblings begins a quest to find out who these kids are—and why they’re being kept hidden in Margaret Peterson Haddix’s Under Their Skin series.

Latest Book in Series

Nick and Eryn must figure out a way to save the world without sacrificing their newly discovered family in this follow-up to Under Their Skin, which Booklist called “crisp, intriguing, and thought-provoking” in a starred review.

In Under Their Skin, twins Nick and Eryn successfully met their new...

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