"A destiny tossed about, in an insane world---
A flame of life blazing forth, in a dying world---
And now, one more future that is spun---

This is the alternative ending unable to be told before:
A very great, a very tiny, a very precious...
Tale of love and courage."

Muv-Luv Alternative tells the story of Shirogane Takeru three years after the events of the original Muv-Luv, Takeru wakes up believing that everything that had happened was just a dream. However, he notices something wrong: he has been sent back in time to the beginning of the events in Muv-Luv: Unlimited. But instead of letting a disaster strike again, he decides to help stop it before it even begins. The solution: helping to complete Alternative IV.