[he's trying to follow along as billy condenses his side of things in the most basic of terms. it's complicated, apparently, but the basic gist he gets out of this is that there's someone who knows of him — another him from another universe — and that's a good thing.]

Well, I might not be that Peter, but I'm okay with friends, or work friends.
Does you having quit back home at some point mean you're not involved in this world? [he would understand if that were the case but peter has a lot of unanswered questions. does billy have a secret lair? super friends squad?]

Or can you introduce me to one of these groups?