"Lupin III" is the first 3DCG movie. The famous Arsene Lupin's only lost treasure, the "Bresson Journal", is said to be a treasure that can be obtained if the mystery of the journal is solved. Aiming at this goal, Lupin meets Leticia, a girl who loves archaeology, and the two decide to work together to solve the mystery. However, Lambert, a researcher of the secret organization who intends to obtain the Bresson Journal, and Geralt, a mysterious man who controls the organization, block their way... What is the shocking truth hidden in the Bresson Journal! ? Paris, Mexico, Brazil-an unprecedented large-scale treasure hunt is about to begin!