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.
2005
2014
1941
1938
2013
2015
1930
2004
1933
2024
2018
1987
1997
1964
2017
