A zealous cognitive psychologist stumbles across an unbelievable discovery – a way of communicating with the other side. His joy is short-lived, however, as his daughter is put into potentially grave danger and when all leads go cold, he takes matters into his own hands to find out the truth.

Three astronomers accidentally intercept what they believe to be a signal from a distant alien civilisation, but the truth is even more incredible than any of them could have imagined.