Izzy Willy Nilly is about teenage girl whose life is totally changed after she is involved in a car accident with a drunk driver. The main character of the story is 15 year-old, high school sophomore Isobel, or Izzy. She has lots of friends and a loving caring family. Izzy makes the worst mistake of her life by going out on a date with Marco, the first senior to ever ask her out. Against her better judgment, Izzy accepts a ride after a party from Marco, who has been drinking. Marco crashes into a tree on the way home.
Leaving Izzy crippled for life, but him only barely injured. She has to have half her left leg removed because of the accident. Izzy’s whole life is changed after the accident. Her once close friends now rarely talk to her. She just wishes for all of this pain to go away and things to be normal again. Izzy finds comfort and a friendship with a girl named Rosamunde.
Rosamunde, is criticized by some she is called ugly and a little over weight. She can understand how Izzy feels, for everyone has always treated Rosamunde as though she does not belong because of her appearance. They all think she is weird, and Izzy does too at first. She soon learns though that she is the only friend she has that understands what she is going through. Together they learn how to make people not feel sorry for them, but instead look up to them..