Castle (the main character) challenges the fastest runner on the track team to a race and wins.
The coach Castle to join the team, and after talking to the mom, agrees that if Castle doesn't have any more altercations at school, he can join the track team.
After the school bully provoked him, Castle beat him up and got sent to the principles office.
Castle knows that if his mom finds out about this he will get kicked of the team so he lies and when the principle asks him to call his mother to take him out of school he calls his coach and pretends he is his Uncle.
The Coach picks him up but is very disappointed in Castle. They talk about what happened.
They train on the track while waiting for school to let out.