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Hana joins the Moonlight Mystery Agency to help Spark the bionic unicorn find her missing birthday cake in the first of an exciting new series from bestseller Vashti Hardy.
Hana has always longed to have a pet of her own. So when a cat turns up at her bedroom window one night, she thinks her dream has come true. But Ace is no ordinary cat. He's a detective cat who has come to invite Hana to join the Moonlight Mystery Agency, and that's when the magical adventures begin!
Join Hana and Ace on their first mission to solve the mystery of Spark the bionic unicorn's missing birthday cake!
About the author
Vashti Hardy is the critically acclaimed and bestselling author of children's books including the Blue Peter Book Award winner Wildspark. Vashti's other titles include the Waterstones Children's Book Prize shortlisted Brightstorm and the FCBG Children's Book Award shortlisted The Griffin Gate.
Report
"Wordsmith Hardy conjures up her world-building magic while Saccani's illustrations bring the adorable characters and their fun-filled adventures to colourful life ... the perfect early reading package." - Lancashire Post
"What most of our youngest readers comment on is how much they love that there's a mystery to solve in the books, and this one certainly keeps them guessing as they try to find a missing birthday cake! The colour illustrations throughout by Agnes Saccani are also a big hit, as readers enjoy visualising the bionic animals and curious inventions that are such a huge trademark of Vashti's writing." - Toppsta's Best New First Chapter Books 2025
"Vashti's trademark world-building brilliance, adorable characters and magic to sweep readers away ... The Moonlight Mystery Agency is a series we are all going to sign up to join!" - Check 'Em Out Books, blog
"Absolutely iconic Vashti Hardy, this vibrant story is a fabulous combination of STEM, action-packed adventure, engaging mystery and family connection. A bionic unicorn and a cog bunny named Gearlop join Hana and her new friend, detective cat Ace on a journey full of kindness and fun." - Scope for Imagination, blog
"STEM references, encouraging empathy, magical world-building, steampunk, discovering new places and heart-warming messages of friendship, family bonds and kindness. I have no doubt many young readers will be secretly wishing for an invitation to join the Moonlight Mystery Agency!" - Book Craic, blog
"Kicks off the magical Moonlight Mystery Agency series with charm, adventure, and a sprinkle of mystery! ... With Vashti Hardy's signature world-building and lovable characters, this story is perfect for young readers who adore magic, friendship, and solving mysteries!" - Drawing on Books, blog
"The Moonlight Mystery Agency will, I think, tempt the youngest audience to venture into [Vashti Hardy's] imaginary worlds ... This tempting package is a lovely start to a new series." - A Library Lady
