Lira is an orphaned girl living in two parallel worlds where science, magic and theology are intertwined. Searching for his stolen friend, he discovers an ominous plot linked to the kidnapping of children. He realizes the name of this evil program is “Dust” and seeks to overthrow it. In this way, he is accompanied by a boy named Will, who has the power of a knife and can break windows between two worlds. As Lyra becomes more aware of her parents and becomes more familiar with her prophecy, the two children enter into a great war with the gods of heaven.