In episode one, American artist Jeffrey Kroll believes a picture he inherited depicting a delicate chrysanthemum flower is by one of the pioneers of abstract art, Piet Mondrian.
The provenance is encouraging, with many labels on the back of the picture from prominent Dutch art collections. The trouble is, forgers have gone to great lengths to copy Mondrian's work – can the team prove that Jeffrey's is a genuine picture by the Dutch master?
