As hyperspace travel brings countless worlds and cultures together, the Jedi Order has spread across the galaxy. 

A thousand years after the Republic — with the aid of its Force-sensitive allies — defeated the Sith Empire, the dark side of the Force has gained a foothold on various worlds. The Jedi Ulic Qel-Droma, his brother Cay Qel-Droma and Tott Doneeta travel to the planet Onderon on a peacekeeping mission, but discover that the royal family has been under the dark side's influence. With the assistance of Jedi Master Arca Jeth, they bring a peaceful end to the planet's Beast Wars.

Meanwhile, Jedi Nomi Sunrider and her daughter Vima travel to Ambria, hunted by the gangster Bogga the Hutt and the pirate Finhead Bonestone. But her fellow Jedi Oss Wilum and their Master, Thon, drive the criminals away.

Back on Onderon, the Force spirit of the evil Freedon Nadd uses Sith magic and an army of followers to wreak more destruction. Despite Nadd's power, the Jedi manage to overcome his plans, and transport the sarcophagi of Nadd and the late queen Amanoa and king Ommin to Onderon's moon of Dxun.

But the royal cousins Satal and Aleema Keto, founders of a dark-side cult known as the Krath, have managed to steal a book of Sith knowledge from Coruscant. They have now acquired a Sith amulet to access its power...