For a long time, the markets of Dhaka have been world-famous for the pictures and videos taken by influencers with speeding trains in the background. But what does it mean to live next to the railway tracks? The fascination with trains of Berlin artist Lukas Zeilinger takes him to Bangladesh. When he witnesses the dramatic impact of the train traffic on the residents of the slum, he decides to make a change. He does what he does best: transforms the world into a colorful and socially critical artwork, teaching local children to express themselves through graffiti.