The trailer starts with a laser-like bright light spreading to fill up your screen.

IMAGE CREDIT: MARVEL YOUTUBE

A shadow appears which is revealed to be Nick Fury.

IMAGE CREDIT: MARVEL YOUTUBE

You hear the voice of Maria Hill telling Nick Fury that he's been avoiding earth.

IMAGE CREDIT: MARVEL YOUTUBE

Don Cheadle's James Rhodes is questioned by Fury, if he knows enough about the security of his department.

IMAGE CREDIT: MARVEL YOUTUBE

You then see Martin Freeman's Everett K. Ross sneaking upon something.

IMAGE CREDIT: MARVEL YOUTUBE

We see Talos and Fury walking into a warehouse-like place.

IMAGE CREDIT: MARVEL YOUTUBE

A set of blue illuminated {dead?} bodies are shown.

IMAGE CREDIT: MARVEL YOUTUBE

Talos in human form is shown talking to a person whom he attacks.

IMAGE CREDIT: MARVEL YOUTUBE

Suddenly he seems to be surrounded by the same person. (shape-shifters? Skrulls?)

IMAGE CREDIT: MARVEL YOUTUBE

Olivia Colman, who plays Flasworth tells Fury that he's in no shape for the fight...

IMAGE CREDIT: MARVEL YOUTUBE

A frozen box is opened without revealing what's in it. But the box is labled as "A-R4". Doesn't look imp..

IMAGE CREDIT: MARVEL YOUTUBE

Nick Fury is heard saying "This is my war, alone."

IMAGE CREDIT: MARVEL YOUTUBE

Fury continues... And I'm the last person standing between them and what they really want.

IMAGE CREDIT: MARVEL YOUTUBE

It all ends with Talos's voice saying, and, what is that?

So, who are they?

IMAGE CREDIT: MARVEL YOUTUBE

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