

And with the Nephilim trapped in Idris, who will guard the world against demons? The embattled Shadowhunters withdraw to Idris-but not even the famed demon towers of Alicante can keep Sebastian at bay. Bearing the Dark Cup, he transforms Shadowhunters into creatures out of nightmare, tearing apart families and lovers as the ranks of his Endarkened army swell. Sebastian Morgenstern is on the move, systematically turning Shadowhunter against Shadowhunter. In the long-awaited conclusion to the acclaimed Mortal Instruments series, Clary and her friends fight the greatest evil they have ever faced: Clary's own brother.

2.4 Epilogue: The Beauty of a Thousand Stars.
