Indian Winter 1993 on netflix

Tamás is trying to escape the meaninglessness of everyday small town life. He becomes an Indian and builds a hut by the forest. Although he later returns to the town to is mother, he remains an eccentric even there; a cowboy. Everybody pokes fun at him, only children regard him with respect. He finds a friend who also wants to become an Indian, but the boy is soon shut into an insane asylum.