Firebird trilogy (Claudia Gray)

Marguerite Caine's physicist parents are known for their groundbreaking achievements. Their most astonishing invention, called the Firebird, allows users to jump into multiple universes-and promises to revolutionize science forever. But then Marguerite's father is murdered, and the killer-her parent's handsome, enigmatic assistant Paul- escapes into another dimension before the law can touch him. Marguerite refuses to let the man who destroyed her...

The fate of the multiverse rests in Marguerite's hands in the final installment of the Firebird trilogy by New York Times bestselling author Claudia Gray. Ever since she used the Firebird, her parent's invention, to cross through alternate dimensions, Marguerite has been at the center of a cross-dimensional feud. Now she has learned that the evil Triad Corporation plans to destroy hundreds of universes, using their ultimate weapon: another dimension's...