A young man receives a series of letters engraved with the symbol of a snake eating its own tail. Inside them are an impossible photograph, a key and the name of a street. To reach the end of the mystery, he will first have to discover its origin.
1937
2023
2017
1960
2019
2013
2016
2002
1946
2024
1984
2007
1928
2021
2020
2005
