Solving crimes with science is fascinatinguntil a pretend mystery becomes all too real!

Nancy gets Bess, George, and Ned to help out with a special program for high school students, a chemystery camp. Theyll visit a forensics lab, a drug company, and a university to see how science is used to solve crimes. Then theyll use what theyve learned to work on a made-up case.

But the mystery begins even before the program starts when the professor who runs it suddenly falls into a coma. Now Nancys in chargeof the made-up case and the real one. Strange encounters of the dangerous kind and a list of promising suspects test all her talents of deduction. From the tiniest clue on a carpet to real menace in a quarry, Nancys crime lab is bubbling with trouble!