5 books found:
  Title Year Rating
Star Trek: The Original Series #18: My Enemy, My Ally
by Diane Duane (Jul 1984)
Year: 2275 - Goodreads Rating: 3.96 (1,806)
Also: Rihannsu #1
When the Romulans kidnap Vulcans to genetically harness their mind power, Romulan Commander Ael t' Rlailiiu joins Captain Kirk in a secret pact to destroy a research laboratory and free the captive Vulcans.
3.96 (1,806)
Star Trek: The Original Series #35: The Romulan Way
by Diane Duane, Peter Morwood (Aug 1987)
Year: 2276 - Goodreads Rating: 3.91 (1,305)
Also: Rihannsu #2
The capture of a Starfleet officer by the Romulans forces an undercover Federation agent to make a fateful choice - between maintaining her cover and saving the life of Dr. Leonard McCoy.
3.91 (1,305)
Star Trek: The Original Series #95: Swordhunt
by Diane Duane (Oct 2000)
Year: 2276 - Goodreads Rating: 3.74 (348)
Also: Rihannsu #3
The Enterprise is assigned the fugitive Romulan Commander Ael and her stolen Bird-of-Prey Bloodwing, and the sword they carry. Ael will attempt to use ship and sword to foil her enemies.
3.74 (348)
Star Trek: The Original Series #96: Honor Blade
by Diane Duane (Oct 2000)
Year: 2276 - Goodreads Rating: 3.84 (305)
Also: Rihannsu #4
As Kirk and crew attempt to renegotiate a delicate peace between the Federation and Romulan Star Empire, it becomes increasingly apparent that their only course of action is to prepare for war!
3.84 (305)
Rihannsu #5: The Empty Chair
by Diane Duane (Nov 2006)
Year: 2276 - Goodreads Rating: 4.01 (331)
As the threat to Earth looms ever larger, Bloodwing and Enterprise lead an armada toward the Romulan homeworld for a final reckoning that will decide the future of the Rihannsu people.
4.01 (331)