性格顽强,顽皮而又机智勇敢的男孩 Lillebror 刚随家人搬到新的住处,还没有开始认识任何新的朋友。在一堆柴火中他找到了自己幻想的朋友-小木人Knerten。每次Lillebror的妈妈在商店里开始工作、爸爸外出推销内衣的时候,Lillebror都必须自己打理一天中大部分的时间。只要有小木人 Knerten 出现在他手中,他就能拥有一个充满刺激和戏剧化的新生活。但是,这根小木条可以成为一个真正的朋友,并维持一个衰败的家庭的正常生活吗?Lillebror, a mischievous and quick-witted boy, has just moved out of town and not made any new friends yet. One day he discovers a twig - Knerten - in a pile of firewood, and this becomes his imaginary friend. When Lillebror's mother gets a job in a general store and his father is out traveling as an underwear salesman, Lillebror has to manage on his own most of the day. With Knerten in hand, he encounters a new everyday rural life filled with colorful characters and challenges. But can a pine twig be a real friend - and can the family afford to stay in the run-down house?