What is "katzhen"

Katzhen is a 2005 film directed by Guy Michael. It is considered a modern-day Israeli Oliver Twist. The film tells the story of Katzhen, a young boy who, faced with the loss of his mother and an incapable father, chooses to steer his own path in life. Roaming throughout Israel in a quest for affection and the solidity of a warm family life, Katzhen finds it in unexpected places.