The Absolutely True Diary is a fourteen-year-old Native kid named Arnold Spirit, Jr, experiences growing up on the Spokane Indian Reservation in Wellpinit, WA.
Arnold is getting ready to go to school like any other teenager, but he has to walk miles from home to school, he usually gets blisters and foot pain, he sometimes gets rides to school but that rarely happens.
Arnold always gets a ride to school by his uncle because his uncle doesn't like seeing him walk miles and miles to school, he knows Arnold father would drive him to school but they don't have the money to pay for the gas to get there and back.
Arnold have finally got a girlfriend name Penelope but her father hates Indians but that doesn't stop him from being with her so he tries to win Penelope's father trust to be with her.
Everyone agreed to go to a nearby dine but Arnold was afraid to go because he doesn't have the money to pay for himself nor Penelope but Michael the popular kid in school notice something was wrong with Arnold, Arnold confesses he doesn't have money so Michael decides to help him pay for his meal.
Arnold thought everyone was going to hate what he was wearing for the formal dance because he was wearing his dads old tuxedo but Penelope loved what he was wearing and everyone started to love it too just because Penelope loved it and that gave him a huge relief.