General Grievous and Asajj Ventress combine forces in an attack on Kamino. As Anakin and Obi-Wan rush to aid Tipoca City, the clones prepare to defend their home planet.
Jedi Master Ima-Gun Di and his men are trapped on the besieged world of Ryloth. Senator Bail Organa teams up with Representative Jar Jar Binks to convince neutral King Katuunko of Toydaria to send aid to the Twi'leks of Ryloth.
When newly elected Chairman Papanoida's daughters are kidnapped, Senator Chuchi and Ahsoka Tano investigate the Trade Federation while Papanoida and his son follow a lead to Jabba's palace.
When Padmé visits Mandalore on a diplomatic mission she finds herself investigating an outbreak of a mysterious illness at a school with Duchess Satine.
Ahsoka is assigned to tutor at a leadership academy on Mandalore. Duchess Satine's nephew Korkie and three of his classmates discover a conspiracy involving the black market and the planet's food supplies.
C-3PO and R2-D2 are tasked to get some Jogan fruit for a reception honoring Roonan Senator Aang. But the droids are targeted by bounty hunter Cad Bane who wants to extract information regarding the Senate from their data banks.
Obi-Wan Kenobi and Quinlan Vos are assigned to retrieve Ziro the Hutt after his escape from prison. But Ziro is instantly put on trial by the five Hutt families on Nal Hutta, where his only ally may be an old lover.
Padmé visits her old mentor Mina Bonteri, who has chosen the side of the Separatists but is urging for peace talks. But the Banking Clan and several corrupt senators conspire against this initiative.
Senators Amidala and Organa are opposed to funding five million new clone troopers, but they and other like-minded dignitaries find themselves targeted by thuggish bounty hunters set on changing their vote.
Darth Sidious orders Lord Tyrannus to eliminate Asajj Ventress, lest her becoming too powerful. But Ventress escapes and manages to make her way back to her home planet of Dathomir, vowing revenge on Count Dooku.
Count Dooku accepts Mother Talzin's offer to present him with a warrior from the same tribe as Darth Maul. However, Talzin and Asajj Ventress pick and train the warrior and use Nightsister magic to bend him to their will.
Before the Jedi can leave Mortis, the Son abducts Ahsoka and infects her with the dark side. While Anakin faces his Padawan, the Daughter reveals to Obi-Wan the only weapon that can defeat her brother: the Dagger of Mortis.
The Son shows Anakin a vision of the future to sway him to his side. Obi-Wan and Ahsoka must make sure the Son does not leave Mortis aboard their Jedi shuttle.
Obi-Wan, Anakin and some of their best troopers allow themselves to be frozen in carbonite in an attempt to break into the Separatist prison known as the Citadel to rescue Master Even Piell.
Masters Plo Koon and Saesee Tiin head a desperate rescue operation to get the survivors of the Citadel infiltration mission and the information they carry.