A mysterious gift, inherited by Eric Trevelyan from an alien ancestor from the Fata race, became the reason for his appointment as part of the embassy that went to the star empire of the Haptors. Its rulers, after losing the long-standing war with the Earth Federation, were reluctant to establish relations with the victors. But, unexpectedly finding himself captured, Eric realizes that the mission entrusted to him is much more serious than establishing cultural and trade ties.  Too much in the fate of humanity and friendly races depends on his will and courage. After all, the haptors’ desire to find contact with the Lords of the Void promises the galaxy innumerable troubles...