Thirteen years ago, Karolina Sobczak, who had been brought up in a children's home, played a depraved friend of the main protagonist in Hi, Tereska. In 2003 a documentary was made about her story when, as a teenage mother, she tried to make a normal home for her child. A decade later she struggles with the hardships of being a single mum. Who is Karolina now? To what extent was she influenced by her participation in Robert Glinski's famous film?