sentences:  Prior of the events of "", Kouga marries Kaoru and fathers a son, Raiga, but presumed dead after pursuing Kaoru into a vortex.However, during Raiga's inheritance ceremony, it is revealed that Kouga is still alive, fighting elsewhere in another world, and has relinquished his title as the Golden Knight so that his son may take up the role in his absence.Kouga returns in "" where he saves the time displaced Rekka and Rian and defeats Zaji once again.