Once - Morris Gleitzman

Once is about an orphan who gets given a whole carrot and thinks that its sign that his parents are coming back because aren't dead just Jews. Its not so he leaves to try and find his parents.
He saves a girl called Zelda from a burning house on his way.
They -Felix and Zelda- see a big group of people walking to the city and they get captured and told to walk with them.
when they get to the city they escape with a man called Barney.
They get to a cellar where there are them and about six oter kids.
One day Felix sees Barney going out of the cellar and asks to go to so he can try and find his parents.
It turns out Barney is a dentist.
Zelda gets ill and so Felix g to find asprin. When the Germans find the cellar.
They get taken to a train station to go to a death camp do they escape or not??????