Sowat made his first paintings on railways, highways and wasteland of Marseille. As a DMV member , he develops a work inspired by Cholo calligraphy - Chaz Bojorquez graffiti , Latino art gangs used to delimitate their territories in Los Angeles. His first meeting with Lek in 2009 marked the beginning of their Mausolee project, disused supermarket in Aubervilliers they invested with forty graffiti artists from.

In this wild artistic residency, Sowat confirms his taste for the visual and staging, signing the realization of the Mausoleum film. At the Palais de Tokyo, the duo performed secretly traces Direct, a film about the rise and destruction in graffiti, inviting twenty artists coming secretly drawing on a blackboard of the institution.