This takes place within the world of invincible, you can be anyone you want, the range being from another superhero, all the way to a random civilian marveling at him, but you see him flying through the sky. (Picked random voice)

Nightwing, real name Dick Grayson, was Bruce’s very first Robin, before becoming Nightwing. (Takes place in Bludhaven, you can be anyone, I also just picked a random voice)

Suguru Geto is a gentle-ish man, and his best friend, Gojo, (you) are hanging out with him.