A paper about Kafka's Metamorphosis,

In many respects, Gregor, the protagonist of Kafka's Metamorphosis, is engaged in a kind of struggle with the other members of his family. What is the nature of this struggle, and why does Gregor lose the struggle?

1. The minimum range for the essay is 1300–1750 words
2. You can modify these topics or come up with a different topic of your own if you wish; But please write a one paragraph summary to me and just make sure that I can tell from your one-paragraph summary exactly what topic you have chosen to write on. 
3. please choosing or fashioning a topic that is appropriate for the expected length of the essay