- Home Page /
- Books /
- Young Adult /
- Literature & Fiction /
- Social & Family Issues /
- Family /
- Siblings /
- 21 Days of Fear: A Letters Thriller
Item #:
247294989
21 Days of Fear: A Letters Thriller
90% of respondents would recommend this to a friend
Item #:
247294989
XCD 110
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from UK
In stock
Imported from UK store
QTY:
This item will release on 24 Sep, 2026
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Can he save his sister without losing himself?
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
Engaging Narrative
Immerse yourself in a captivating letters thriller that unfolds over 21 suspenseful days, blending emotional depth with thrilling twists, ensuring readers are hooked until the very last page.
Unique Format
Experience the story through a series of letters, adding a distinctive layer of intimacy and urgency to the narrative, making it a refreshing departure from traditional thrillers.
Psychological Depth
Explore complex characters and their fears, offering a profound psychological perspective that not only thrills but also resonates on a personal level, enhancing the overall reading experience.
Product Details
- A chilling YA thriller told through 21 sealed letters, with the suspense building day by day.What would you do to bring your sister back from the dead?After Lucas’s sister mysteriously disappeared ten years ago, his family was torn apart. His mother has been lost in a deep depression ever since, his father has been unable to speak of what happened and Lucas has been trapped in his guilt . . . until he receives a note that changes everything. Lucas has twenty-one days to find out the truth about what happened to his sister, and save her life . . . . if she really is still alive.Every action is watched, every choice counted. Can he save his sister without losing himself?Open one sealed letter each day and experience the mystery as a real-time countdown - or tear through all twenty-one, if you can’t bear to wait.What to expect:21 sealed letters to openA gripping missing-person mysteryDark family secretsTwists, clues and shocking revelationsA tense twenty-one-day countdownAn immersive reading experience perfect for fans of high-concept YA thrillers
| Publisher | Simon & Schuster Children's UK |
| Publication date | 24 Sept. 2026 |
| Language | English |
| Print length | 422 pages |
| ISBN-10 | 1398564028 |
| ISBN-13 | 978-1398564022 |
| Item weight | 788 g |
| Reading age | 14 years and up |
| Country of Origin | This item will be imported from UK |
| What is in the box | 21 Days of Fear:... For more details, please check description/product details |
Who Should Buy?
-
Thriller Enthusiasts
Readers who love suspenseful narratives filled with intricate plots and unexpected twists will thoroughly enjoy this book.
-
Fans of Letters
Anyone intrigued by epistolary storytelling, where letters drive the narrative, will appreciate the unique format of this thriller.
-
Quick Reads
Individuals seeking a fast-paced, engaging read that can be consumed in a short time will find this appealing.
-
Slow Paced Readers
Those who prefer slow-burn narratives with extensive character development may find this book too fast-paced for enjoyment.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What age group is this book suitable for?
Answer: This book is suitable for young adults and older readers who enjoy thrillers. -
Question:
Is it necessary to open one letter each day?
Answer: No, you can choose to open all letters at once or follow the daily countdown. -
Question:
What themes does this book explore?
Answer: The book explores themes of family, guilt, and the quest for truth.
Siblings Editorial Review
21 Days of Fear: A Letters Thriller is a gripping young adult novel published by Simon & Schuster Children's UK, set to captivate readers with its thrilling narrative across 422 pages. The book, aimed at readers aged 14 and up, promises a unique reading experience with its dynamic storytelling that is sure to evoke intense emotions. This literary work, scheduled for release on 24 Sept. 2026, combines an engaging plot with a well-structured format that is appealing to both young adults and older readers alike.
Customer Reviews & Ratings
5 customers ratings
-
5 Star
76%
-
4 Star
24%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- Engaging and thrilling narrative.
- Targeted toward young adult readers.
- Well-structured format for easy reading.
- Published by a reputable publisher.
- Promising plot that evokes strong emotions.
Cons
- Limited information available prior to release.
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
XCD 110
This item will release on 24 Sep, 2026
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Experience a gripping YA thriller told through 21 sealed letters.
- Follow Lucas as he seeks the truth about his missing sister.
- Uncover dark family secrets and thrilling twists with every letter.
- A real-time countdown adds a sense of urgency to the mystery.
- Ideal for fans of immersive and suspenseful narratives.
- Each letter reveals shocking revelations that keep you on the edge of your seat.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.