In her second thrilling adventure, Neah’s mysterious necklace leads her and her best friend Gina all the way to Paris, where the world’s most famous painting hides a secret that could change everything. Between sneaking through the Louvre, decoding hidden messages, and outrunning shadowy figures who want the secret for themselves, Neah must use her courage and wits like never before. Will she uncover the truth hidden behind the Mona Lisa’s smile — or will the mystery trap her forever?