What We Saw: A Thriller

A chilling murder mystery lies at the heart of this page-turning thriller about a missing teacher, small town secrets, and turbulent tween friendships from master of middle grade horror Mary Downing Hahn.

When best friends Abbi and Skylar witness a clandestine meeting between a mysterious woman and someone in a dark van, they're thrilled. Finally, a mystery to spice up the summer!

Who could these people be? Why are they meeting? Are they spies? Criminals? The two girls are determined to find ...