The Ainsworth family aims to save the world, but the price is sacrifice of magical girl Miyu — but Miyu's brother, Shirou, won't let them have her without a fight. Now it's up to Illya to step in and find a solution that will save not only Miyu, but the entire world.
Source: Sentai Filmworks
Zachary Ainsworth
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After succumbing to an unenviable fate, Emiya Kiritsugu has left Emiya Shirou the duty to save mankind in his place. The world is dying and time is ticking, but when the salvation Shirou seeks is at the cost of his only family left—his younger sister—will he still have the heart to pursue this duty?
Shirou is now pressed with the choice to continue being a hero of justice—or…