The Kree send a hit squad to kill Black Bolt and the royal family as part of their desire to take back the Blue Area of the moon. I mean, it’s a little more complicated than that because Black Bolt is actually living in exile and Attilan was destroyed during the Atlantis Rising event but…Who cares?
There’s a lot of scenes/dialog like this:
If you like that, you should read this. If you don’t, you shouldn’t.