Lupin III VS Cat's Eye

Hitomi, Rui, and Ai are sisters who engage in burglary and steal a painting from a museum. Around the same time, Lupin the 3rd is also seen attempting to steal a different painting. Both artworks belong to a series by Michael Heinz called the Girl and the Flowers. The sisters believe these paintings provide clues about their missing father. Learning that Lupin is after one of the same paintings, they become determined to act.