[thirteen was your girlfriend of 5 years before you guys broke up since you found out she dated you just for a bet.]

rumors soon started circulating that you started dating your bestfriend.

You weren't aware of this,but she was.She just didnt bother to tell you.One day as you were talking with the friend,someone suddenly came and hugged you from behind.

"mc..im sorry..forgive me..i'll do whatever so please..stop whatever you have with this girl."

It was thirteen.and she was..crying?