In between the Mortis experience and the Citadel, Anakin Skywalker and Obi-Wan Kenobi were sent on a covert mission to find out where Even Peil was being held following his capturing. Anakin and Obi-Wan recruit Ahsoka Tano, clone commanders Cody and Rex, ARC troopers Fives and Echo, and clones Jesse, Boil, and Tup on this dangerous mission into Separatist territory.
