In 32 ABY, a lost Imperial Fleet suddenly reemerges in the midst of the Cold War between the Resistance and the First Order. Seizing the opportunity, General Hux sends Captain Phasma as and envoy to the Imperial fleet in hopes of enticing the Imperials into joining with the First Order. However, he is unaware of two potential challenges: a dangerous weapon harbored by the Imperials and a past connection between Phasma and the Imperial Commander, Admiral Garren Prolov. Meanwhile, an ancient evil awaits in the shadows for its opportunity to enslave the Republic, First Order, Imperial fleet, and the rest of the galaxy. Old enemies will become friends. New threats will arise as Phasma and Prolov embark on an adventure that will put everything they have ever known and held dear to the ultimate test.