Understanding The Characters

Stella is a 17 year old high school senior living with cystic fibrosis. She was diagnosed with cystic fibrosis at the age of six, Stella follows all the rules and is very strict about her regimen to keep herself healthy so that she can qualify for a lung transplant. Although she is honest and sarcastic about her illness, Stella is willing to do whatever it takes to stay alive for as long as possible, especially since her parents divorced after the death of her sister Abby. Stella knows how to code and built an app to set custom reminders for people living with chronic illnesses. Despite her disliking Will at the beginning and the dangers of being physically near him, Stella falls in love with Will. 

Will Newman is a 17 year old high school student, who has cystic fibrosis. Will has a even more serious infection called B. cepacia and has been receiving experimental treatments all over the world for the past eight months in spite of his objections. His mother is using her wealth to drag Will from hospital to hospital. Will believes that since his death going to happen at some point, he should not spend the time he has left cooped up in a hospital. Will has dreams to travel the world and is a cartoonist. Will tries his best to stay away from Stella but can't help but fall for her.