A Goodreads user asked:
is this the last book?aka how long is this series? havent read the first one yet so sorry if its a duology,and this is a stupid question.
Colleen Gleason This is the second book. The first book is The Clockwork Scarab. There will be five books in the series total. The third book will come out in Oct 2015, and it's tentatively titled The Chess Queen Enigma.