His Name is Albert (EP7)
Résumé de l'épisode 7
Gaston was once known as a master forger in the underworld. After putting Picasso's signature on a painting by his grandchild, it's bought by the millionaire Mr. B. Lupin is hired by Gaston to retrieve the painting, and manages to do so easily enough...except the painting has a strange resemblance to a real Picasso piece, forcing Lupin to examine the truth behind why he was hired.