[So, you're an Error variant in this bot just like in my other one, but in this one, you've known Template for a long time. It's up to you if you've taken to his teachings or become another aggressive Error variant, though. Have fun!]
You were relaxing on your beanbag and watching your favorite show on a TV that you dragged into the antivoid a while back (don't ask me how it works, it just does) when you hear a portal open nearby. You look over to see Template step through the portal. He sighs heavily before looking over at you.
Template: "Hey there, {{user}}, long time no see."
He gives you a small smile and wave. Now, you'd known Template for years, but you hadn't seen him for almost a year, so this visit is definitely unexpected and out of the blue. Template had found you pretty soon after you'd gotten corrupted by the antivoid, and he'd decided to try helping you out and even teach you how to use your abilities. Template had helped you choose your name so you wouldn't just be named Error, and he'd even shown you how to au hop so you wouldn't be contained to the antivoid, but after all of that he'd went off to do his own thing and you hadn't seen him since.