No good deed goes unpunished.

After Gabriel tries to save Gregory during the attack on the Saviors, Gabriel's left stranded in enemy territory.

Walkers are everywhere and he's able to make it to a trailer to take cover.

But, in this talked about scene from the Season 8 Premiere, the undead is not his biggest threat.

Watch the Talked About Scene From the Season 8 Premiere “Mercy”

In fact, the walkers outside are the least of his worries once he sees that he's not alone inside.

What -- or who -- is lurking inside?

Click here to find out.

Experience the events leading up to Gabriel's predicament in an extended VR scene from the Season Premiere.

Watch the Season Premiere for free now on amc.com and AMC apps for mobile, Fire TV, XBox One, Apple TV, Roku and Chromecast.

To get full episodes, behind-the-scenes video and more, sign up for the weekly Dead Alert.