Monster Care #4: The Wily Water Devil

J. S. Meresmaa

Original title: Hirviöhoitola #4: Vikkelä vetikko

Author: J. S. Meresmaa

Illustrator: Emma Rautala

Published: 2025

Publisher: Karisto

Genre: Chapter Books (6-9 Years)

Pages: 41

Part of a series: Monster Care series

Reading material:

English edition book #1, Finnish editions books 1-4

Fun and wild monster series for children learning to read!

✓ Easy-to-read series for early readers – clear language and engaging pacing offers a fresh twist on monster stories

✓ The books explore the special bond between stepsisters, reflecting the joys and challenges of modern extended families. Themes of empathy, bravery and friendship

✓ J.S. Meresmaa’s is an award-winning author whose middle-grade novel, Darkclaw, was awarded with 2024 Tähtipöllö Award and tied for second place Kuopus Award 2024, and she is a winner of 2020 & 2023 Kuopus Award, and a nominee in 2023 for Kuvastaja Award and Tähtifantasia Award

✓  Monster Care series is set in the same Monster-Finland world as the middle-grade Monster Manor series!  Children start with Monster Care and grow into Monster Manor for more adventures in a familiar world.

Welcome to Monster Care, where magical creatures need gentle care and brave hearts! In the series, young readers join Lotta and Lili on funny, mysterious adventures as they help skeleton birds, nervous hellcats, and more in a spooky, yet sweet, world full of surprises.

Book #4: The Wily Water Devil A water devil is loose! All kinds of things happen in the easy-reading and exciting Monster Care series.

Lili and Lotta are spending their summer in the Monster Manor, a place that takes care of monsters. During the night, Lotta starts feeling homesick, but, luckily, her mind becomes occupied by a puzzling task: they have to catch an injured water devil who has left puddles all over the floor. How will they coax the elusive creature out of hiding?

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Rights sold:
FINLAND: Karisto (orig.)

About author

J. S. Meresmaa

J. S. Meresmaa (b. 1983, she/they) is an award-winning Finnish author of fantasy and other speculative fiction. A versatile and imaginative storyteller, Meresmaa has been nominated for multiple literature prizes, and her books have earned glowing praise from both critics and readers.

Her backlist spans more than 30 titles, ranging from picture books and chapter books to middle-grade, young adult, and adult fiction. Meresmaa writes across formats—including novels, short stories, and verse novels—and she is constantly exploring new creative territory. Meresmaa’s recent titles include the middle-grade horror trilogy Lumola (Monster Manor), the ongoing chapter book series Hirviöhoitola (Monster Care), and the romantic cottagecore YA fantasy The Witch of Sardesia. Formerly a gardener and warehouse worker, she is now a full-time author. Meresmaa lives in Tampere, Finland, surrounded by an ever-growing collection of books and plants, and by the cheerful company of her guinea pigs.

Photo credit: Outi Puhakka

Bibliography


2025, Chapter Books (6-9 Years)

J. S. Meresmaa

Monster Care #4: The Wily Water Devil


2025, Young Adult (13 or 14+)

J. S. Meresmaa

The Witch of Sardesia


2025, Middle Grade (8-12 Years)

J. S. Meresmaa

Black Water


2024, Middle Grade (8-12 Years)

J. S. Meresmaa

Darkclaw


2024, Chapter Books (6-9 Years)

J. S. Meresmaa

Monster Care #3: The Horrific Hellcat


2023, Chapter Books (6-9 Years)

J. S. Meresmaa

Monster Care #2: The Shiny Skeletonbird


2023, Chapter Books (6-9 Years)

J. S. Meresmaa

Monster Care #1: The Manor Misfits