I wrote this, and I need opinions, I'm only fifteen, so it won't be perfect in the least bit?

First of all, kudos for actually writing English, and spelling it correctly. Your punctuation isn't bad, either, I have seen much worse from my college students. The second to last sentence could read (for clarity): "... that we were strangers, and—with these changes that reality had made—we were exactly that. It might be a tad overworked (the usual "sins of youth"); keep working on it. Good luck!