米娜·唐德

11岁的洛卡过着不寻常的生活。她的母亲死于洛卡的出生，她的父亲作为宇航员去国际空间站。她和在汉堡的祖母住在一起，祖母似乎对她的孙女没什么好感，很快就会因为生病住院。罗卡现在只能靠自己，学会解决一切麻烦……

Because of their children's bad grades, some parents want the teacher Mrs. Müller gone. They meet with Mrs. Müller and try to convince her to leave the class.