Rosie and her mother move to the other side of town. In the block where they live, Rosie meets her neighbors: mad Mr. Taka, eccentric Mrs. Hemrijk, and most importantly, Moussa - a boy living upstairs. The boy shows Rosie around the neighborhood, and on the roof of the skyscraper, he solemnly promises her that he will go with her to visit her father, who is in prison. Rosie wants her parents to get back together, but her mother doesn't want to have anything to do with her father and, what's worse, she falls in love with another man ...