Welcome tells a story of a typical eighteen-year-old teenager called David. After eight years of living in North Serbia, David and his mother move back to Hungary, to David’s father. A psychological battle soon begins between a man who wants to be a father and a son who refuses his authority. As the story goes forward, David’s secret - he smuggles refugees across the border - is gradually revealed. His mother is the first to find out but is unable to stop her son. David gets involved in a dangerous mission to rescue a refugee girl and so now his father is also forced to face his son’s secret. David and the girl eventually end up sitting side by side in the back seat of a police car.