• Publisher ‏ : ‎ Viking
• Publication date ‏ : ‎ 10 September 2026
• Language ‏ : ‎ English
• Print length ‏ : ‎ 432 pages
• ISBN-10 ‏ : ‎ 0241746035
• ISBN-13 ‏ : ‎ 978-0241746035
• Reading age ‏ : ‎ 5 years and up
• Item Weight ‏ : ‎ 525 g

As Amy, Rosie and Steve get the 'We Solve Murders' business up and running, they leap at the chance to take on their first proper case. So what if their new client seems to have his own reasons for avoiding the police? All they need to do is uncover who left the note, and then find them. Simple.