"Main Themes of metamorphosis by Franz kafka" Discusses themes and issues brought up through characters and storyline.

Economic effects on human relationships: Gregor is enslaved by his family because he is the one who makes money. Thus, with the possible exception of his sister, the family seems to treat him not as a member but as a source of income. When Gregor is no longer able to work after his metamorphosis, he is treated with revulsion and neglected. Once the family begins working, they also find difficulty communicating with each other, eating …

…self-effacing sense of duty only in the last chapter, when he asserts himself in realizing that his family has been neglecting him. Gregor's search for his identity seems hopeless, however, because he never had an identity to start with. He finds his humanity only at the end, when his sister's playing reminds him of his love for his family. This love, coupled with his freedom, is the final ingredient he needs to establish his identity.