Rocket, Nuri, and Screech are back, this time in Paris, a city filled with beauty, mystery, and danger. When Nuri's uncle - a jazz musician named Turk - is framed for the theft of a mysterious painting from the middle ages, it's up to our heroes to prove his innocence by tracking down the stolen artwork. But this is no ordinary painting. The secret contained within the painting - the secret of the saint - may lead to the most sought-after treasure in history!