Chopper and Zeb find a droid out in the Atollon wasteland. Upon returning it to base, they learn that it is an Imperial droid programmed to hunt and kill rebels.
To help recruit her people to join the rebels, Sabine reluctantly agrees to learn to wield an ancient Mandalorian weapon but finds the challenge more difficult than expected.
Hoping to get her family to help the rebels, Sabine returns home with Kanan and Ezra, and finds herself embroiled in her family's power struggle for Mandalore.
Hera, Zeb and Ezra are tasked with transporting a highly valuable Rebel leader away from Imperial control, but Thrawn's new TIE models prove trickier than the Ghost crew expected.
Chopper and AP-5 infiltrate an Imperial station in order to steal some necessary codes, when things go awry for the two droids and the crew of the Ghost.
Reacting to a vision of Maul, Ezra defies Hera and Kanan to travel to a remote planet in hopes of stopping the former Sith lord from carrying out his plans.
Sabine learns that the devastating weapon the Empire is using against the Mandalorians is derived from her prototype. She has to decide whether to destroy it or use it herself.
After being separated from Hera and Kanan, Ezra and Sabine join the desperate quest of Saw Gerrera to hunt down the Empire's elusive secret superweapon.
Tracked back to their hidden base by a mysterious Imperial agent, the rebels must trust some seemingly dangerous native creatures, who are far more than meets the eye.
Desperate to contact Rebel command, the Ghost crew pirates a mining vehicle with long range communications gear, but the Empire arrives to spoil their plans.
Hera leads a courageous attack against Grand Admiral Thrawn's forces, but when things go awry, her battle to win must become a daring escape if she is to survive.