The Engineer convinces the Carrier to leave Earth orbit. The Authority pilot the Carrier into the approaching "God" through a pore and manage to navigate to its brain. On the route they encounter the being's immune system as well as a civilization that has evolved from parasites over billions of years. During the closing minutes of December 31, 1999, Jenny Sparks carries out her final act as the Spirit of the Twentieth Century, electrocuting the creature's brain to death before dying in Jack Hawksmoor's arms.
