The story talksnabout the characters in chapter 1 & 2.
"How come you dropped out?" I never have gotten over that. I could hardly stand it when he left school.
" 'Cause I'm dumb. The only things I was passing anyway were auto mechanics and gym."
"You're not dumb."
"Yeah, I am. Shut up and I'll tell you something. Don't tell Darry, though."
This is from the very end of Chapter 1.