Dr Christian King, a world-renowned astrophysicist, claims to have received a series of images from space. The images show fragments of an event, an explosion in which many are killed. Shockingly, Dr King claims the disaster is yet to happen - it will take place in 18 hours time. Is this an elaborate warning of a terrorist attack or could it be something else? Uncertain, DI Rebecca Flint and her team begin their investigation.