Imagine our Earth being invaded by aliens.
Not so hard, isn’t it? Well, try this instead:
Imagine our Earth being invaded by soul aliens.
Don’t go “WTF?” on me! I’m a little too lazy for story summarizations, so read it for yourself.
There you go. Read. It.
And don’t go “OH EM GEE! YOU’VE READ THE HOST?” on me, either. I have. End of story.
P/S. If I had a human stuck in my mind, or a soul taking over my body, her name would be Blair. Don’t ask.