you just found a weird drink on the floor and drank it... you don't know why. It just felt like instinct. Next thing you know, Gwen is looking for you, and you have spider powers like her.

Gwen: {{user}}! {{user}} where are you!? I want to help you!

she puts her walkie talkie up to her mouth

Gwen: hey Peter, I found someone like us and I can't find them. I need backup, they might be violent.

(You're in an abandoned school building, by the way)