My Sister the Werebeast

My Sister the Werebeast by Alina Tysoe is a captivating tale published by First Second on October 7, 2025. This 320-page book, written in English, presents a humorous story about a young girl with supernatural abilities and her two sisters who strive to manage her peculiar powers while preparing for their school’s combat trials.
Readers will find a blend of family dynamics and fantasy elements as Mira and Rosie navigate the challenges of caring for their baby sister, Peanut, whose abilities include flooding the house and breathing fire. The narrative unfolds in a seemingly quiet town where rumors of a werebeast and a lurking monster hunter add to the tension. This story combines themes of growing up and family life with spine-chilling horror, making it an engaging read for those interested in science fiction and fantasy.
Official synopsis Publisher
The Addams Family meets The Incredibles in this hilarious story about a little kid with supernatural powers and the sisters who watch over her, from the creator of What’s Up Beanie!
Something strange is happening to Peanut…
But Mira and Rosie can handle it! These two perfectly ordinary, capable sisters are fully confident they can study for their school’s upcoming combat trials and care for their adorable baby sister, Peanut. So what if she cries so hard she floods the entire house? Or randomly breathes fire? Or transforms into a (very soft) menacing creature? Mira and Rosie will just hide Peanut’s powers until their parents come back, and they’ll know what to do. Right?
To make matters worse, rumors of a werebeast attract the attention of a monster hunter. And there’s something unusual about their seemingly quiet town…
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