A doomed globe has become the refuge for the Aidennians. Commander Capel and his crew of the "Pioneer 4" notice their life-raft world is undergoing changes. The world's tri-suns are found to be on a count down to detonation. The only course open to the Aidennians is to repair their impaired ship and evacuate. As the restoration timeline ticks away, the Aidennians become consumed with unlocking the secret to mysterious transmissions that have suddenly begun to interrupt their repairs. Could the Taurons have found them?