what i recall is on earth and aliens invade and start wiping humans out, mc catches one and she ends up taking him to her world where he releases a virus or some such
what i recall is on earth and aliens invade and start wiping humans out, mc catches one and she ends up taking him to her world where he releases a virus or some such
The Power and the Price by Fick Suck I believe is what you're looking for. I asked about it a couple years ago as well and a search of the forum found it for me this time
https://storiesonline.net/s/47245/the-power-and-the-price
"Synopsis: SciFi/Fantasy. Ryan Kincaid loses his family and stumbles into the power of the Eldenhaun, the conquerors who had decimated human civilization and still hunted humans for sport. The hunted rises to become the hunter as he grows with the power he has stolen. Less stroke/more story."