Time to whip out the magnifying glass and tweed jacket - November's Book of the Month is a mystery dying to be solved...
Already got it sussed? Then vote now - poll closes 8pm Tuesday 21 October. We'll get together to chat about the winning book on Tuesday 25 November, between 8 and 10pm.
And don't forget we'll be doing October's Book of the Month, THE GHOST ROAD by the brilliant Pat Barker, on Tuesday 28 October - grab a copy and join in anytime from 8-10pm
If you're new to the Bookclub you can check out how the Bookclub works, plus you can always grab a bit of literary inspiration from Mumsnet's Best Books Ever.
Want to see whodunnit? Check the poll and get voting - we'll announce the winner next Tues once the poll closes.