 The Nesk angrily flee Earth, but divert the path of a nearby comet towards the planet.The Mercora respectfully ask the Animorphs to surrender their warhead, thinking they can use it to dissolve the comet, and Tobias agrees to let them have it.However, realizing that the Mercora must have died in the explosion as they are not a current part of Earth and that the comet will cause the Cretaceous–Paleogene extinction event, he tells Ax to render it useless.