Johan Pilet was born in Liège. He began his professional career in car design, but he was eventually retrained to be a comic artist. He joined the Liège-based studios of Batem, Stéphane Colman, Olivier Saives and Fabrizio Borrini in 2003. He published several short stories in Spirou from 2004, and created the character of 'Monkey' under the pseudonym Nãn. He was also the colorist for the comic book series 'Karma' by Jean-Louis Janssens and Fabrizio Borrini (Dupuis, 2006-2008).