Charlie is a 17-year-old student close to cracking a scientific theory but is having trouble with the last parts. Luke is a 19-year-old who enjoys golfing and playing guitar. Mia is 16 and lives with her parents after quitting school, dealing with OCD. The narrator provides background on each character's interests and daily lives. In the end, Charlie thinks she's solved her theory by connecting it to actions of Luke and Mia but realizes it doesn't help after all.