In final preparations for their attack on Lothal, Phoenix Squadron's plans are disrupted when Grand Admiral Thrawn discovers their location.

Trapped on Atollon with the rebel base under siege, Hera and Kanan fight to keep the squadron alive, as Ezra attempts to rally help from an unexpected source.

As members of the Rebel Alliance, Ezra and the Ghost crew must accept a mission to spy on an Imperial outpost they would rather destroy.