Plot: When Breath Becomes Air is a non-fiction novel written by Paul Kalanithi. For context, Paul is at the end of his neurosurgery residency. He has been pursuing the medical field for almost 11 years, when he is diagnosed with lung cancer. This novel explores his journey into the neurosurgery field and why he decided to study the brain. In the Part I of When Breath Becomes Air, Paul revisits his childhood and reflects on his career in college and med school. When he was growing up, he desperately wanted to be a writer; however, his desire changed, and he decided to go into medicine. This part continues to explore his experiences in college, in a scientific laboratory, and in residency. In Part II, Paul revisits the scene where he discovers that he has lung cancer; however, shortly after this, the doctors realize the cancer is treatable because of a small mutation in the cancerous cells. Paul began to regain hope because of the doctors’ discovery. After chemotherapy, Paul’s doctors ...