A treasure hunt in Montmartre
1935 - An old artist discovers a fabulous treasure hidden since the French Revolution under the Butte Montmartre.
After having spent a good part of it, he decides to hide what is left somewhere in the neighbourhood by leaving clues in his notebooks.
2019 - The artist's notebooks have been found but it is impossible to decipher their secret. it's up to you, seasoned investigators, to do everything possible to find the treasure of Montmartre!