This is book number 5 in the Amanda Lester series.
It only takes a moment to spill a secret.
The detectives have managed to keep Legatum Continuatum's secrets safe for more than a hundred years, but that could soon change. Amanda and her friends have discovered that the red spiders of Ambleside possess a talent that could expose everything.
Unfortunately, Amanda's new stepfather knows about them too, and his plans are deadly. The kids try to get to the spiders first, but their attempt to save them just complicates matters. Then Amanda disappears and it falls to her friends to save the day. If they fail, she could die. The situation has never been more critical. The problem is that only one person knows how to find her, and they don't trust him.