Before we can begin I recommend you play Portal 2 before reading this because this story starts after Portal 2 ends so play Portal 2 first.

Why would she let me out?

Chell thought about this while she was sitting on the old Companion Cube

Because GLaDOS is not the pe- A.I. that would do that kind of thi-

Beep* *Beeeeeeep* *Click* *Whiring*

"I present to you the Multi-Gun! The

Multi-Gun can not only shoot portals but can also do so much more! get your own Multi-Gun replica at your local Aperture convenience shop!" said a staticky Cave Johnson voice *Click*

What the-

Chell walks over to the back of the shed to see a peculiar looking Portal Gun and picks it up

It looks kind of like a Portal gun but... ! so.. much.. m-m o r e...