Born in the twilight years of Vulcan's violent and passionate past, those who declared themselves Rihannsu chose to reign free in the unknown reaches of space rather than to serve under the new tyranny of logic. Having severed themselves from their homeworld, they survived the perilous voyage across the stars to wash ashore on a distant planet, there to begin the civilization that would one day flower into the Romulan Star Empire.

Now, after millennia of wars and conquests, that empire is decaying from within, surrendering its noble heritage to...