Until she kidnaps you in the Inspector's house, the Black Widow is posing as the lady Police Inspector.
The Black Widow is never in the museum (at least not as the Black Widow).
in the expressionism part of the museum
After you beat the island, you play another island.As to what to do after beating Black Widow, you have to go to the Museum Fantastique to get the Island Medallion from the curator.
Talk to the Curator in the Web Browser cafe, then meet her in the expressionism wing at the museum to get your island Medallion.
When you have beaten the Black Widow, return to the Museum Fantastique, where the curator will give you the Island Medallion. She will also reveal the secret art treasures hidden in the museum
You only later discover that the character of the Chief Inspector is actually the notorious art thief known as the Black Widow. She evidently has everyone on the island fooled.
The curator is in the Web Browser cafe when you emerge from the lair, but you have to meet her in the museum to receive your Island Medallion.
skrow you
The Black Widow (veuve noire) is posing as the police inspector, whose house is in the Country Side. It is on the far right of Counterfeit Island.
Talk to the curator as you exit inside the Web Browser Cafe. Return to the Museum to receive the Island Medallion and discover the secret of the Museum Fantastique.
The Black Widow has an underground lair. You can get to it once you receive the house key for the Country Side. After you chase the thief (shady guy) on the scooters, go to the museum and get the package there.
the black widow