With an alien invasion and survival of the human race at stake, service in the Marines was no longer simply about honor and duty, it was a matter of life and death. This was especially true for Quinn, a Marine sergeant who was hell-bent on ensuring that her young daughter had a world to grow up in. No one stands a chance, but the invasion isn't what it seems. The others don't see this, but one thing separates Quinn from the others: She’s a certifiable badass. And as the aliens will learn, it’s tough to keep a good woman down.