My Enemy, My Ally

Star Trek (Pocket Books)
My Enemy, My Ally (Star Trek: Rihannsu #1)
Der Feind, Mein Verbuendeter (Heyne mmpb)

Ael t'Rllaillieu is a noble – and dangerous – Romulan commander. But when the Romulans kidnap Vulcans to genetically harness their mind power, Ael decides on treason. Captain Kirk, her old enemy, joins her in a secret pact to destroy the research laboratory and free the captive Vulcans. When the Romulans discover their plan, the Neutral Zone seethes with schemes and counter-schemes, sabotage and war!