Cidade Cinza (Gray City), is a Brazilian documentary about graffiti in Sao Paulo, streets that watched growing to world-famous writers like Os Gemeos, Nunca or Nina, that colored his city. A new law against visual pollution has caused the systematic destruction of their works by spraying on gray all walls.
The documentary will be in cinemas from January 21, 2016.

Trailer Grey City from Anna Kopecka on Vimeo.