Author: Jardine, Lis
Interest age: from c 9 years 
Published 30/01/2025 by Penguin Random House Children's UK (Puffin) in the United Kingdom as part of The Detention Detectives series 
Paperback | 288 pages
The Detention Detectives may have solved their last mystery, but when a local teen disappears they suddenly realize the cases are connected. The problem is . . .
Star Trek superfan DANIEL takes the lead, but his anger towards their main suspect might be getting in the way of their investigation.
Music-lover JONNO is totally distracted by the school talent competition. And it may seem silly to the others, but Daniel’s got the people skills and Lydia’s got the brains - so do they even need him?School reporter LYDIA has a separate unsolved crime to deal with, and a newspaper to edit too! She really doesn’t have time for the boys’ dramas…Can Daniel bring the Detectives together to crack their BIGGEST case, before it’s too late?