Blood Oath — John Vornholt

RUNNING FROM DEATH
Having narrowly escaped assassination, proud, ruthless Ambassador G'Kar knows he is marked for death. A rival family from his Narn homeland has taken the Shon'Kar,. or Blood Oath, to kill him. And when a fiery explosion destroys his transport ship, it looks as if they have succeeded....

BLOOD OATH
Security Chief Garibaldi and Commander Susan Ivanova join an enraged Na'Toth, G'Kar's aide, in a search for the culprits. Journeying to the Narn Homeworld, they find themselves enveloped by a chilling alien environment. And in this place of deadly traps and cruel disguises, the Narn Blood Oath is turned against them all. Now as strangers on the strange Narn planet, the best and brightest members of Babylon 5 are hunted by an enemy only a daring deception can stop!