The song "Mavra Lefka" by Slang (GR) discusses the struggles and corruption of society. The lyrics talk about dealing with dark money, seeing things in black and white, knowing the ways of the world, and the presence of illegal activities and police. The artists touch on socio-economic issues, police brutality, and the harsh realities of living in a corrupt society. In a more casual American English interpretation, the song reflects on the challenges of navigating a corrupt system, facing inequality, and trying to make sense of a world that often seems unfair and oppressive. The artists urge listeners to find ways to cope with the challenges they face and to keep pushing forward, even in the face of adversity. The song serves as a reminder to stay true to oneself and to continue fighting for a better future, despite the obstacles that may come their way.