At CrimeReads she tagged fifteen excellent examples of novels with genuine twists, including:
The Witch Elm by Tana FrenchRead about another entry on the list.
French is my favorite living crime writer. Her books are magic—it’s as simple as that. This one, about a skull found in a tree trunk many years after it first became a skull, contains a twist so unusual and unexpected that it turns everything you think you’ve learned and understood on its head. Apart from anything else, it turns up in a place where you’d least expect to find a twist… You’ll have to read it to understand what I mean!
--Marshal Zeringue