Help! Just before the science fair, a set of magic potions disappear from Luna's locker! The Chicagoland Detective Agency takes up the young witch's case.

Raf Hernandez knows Megan is odd from the moment she walks into his mom's pet supply store asking for a tarantula. That's weird, but in Chicagoland, weird things happen several times a day. Megan Yamamura is a vegetarian mangareading haiku artist, and she doesn't fit in most places. But she has a good eye for clues and knows when things are weirder than normal. When Megan's investigations get her in too deep, Raf may be the only person who can help and they both might need some help from an unusually talkative dog named Bradley. We did say that Chicagoland is weird ...