The speaker is replaying cruel words that have been repeated and even echoed by others. Someone has ranked them on a scale of attractiveness, claiming that only the "1's" would want them while the "7's" are the highest they could reach. The speaker admits that they pretend not to care, but the comments sting, and they can't always manage to be strong.
The poem's most painful turn comes near the end. The speaker says they don't care what this person thinks, yet reveals that their own "10" is the very person who put them down. The casual "But who doesn't, right?" sounds like a shrug, though it hides a real ache. The final line, "You're what most kids want," shows how the speaker excuses the hurt by admiring the one who caused it. The mood is quiet, vulnerable, and bittersweet, with insecurity sitting just beneath a brave front.