While on a deep space mission, a CCS- battlecruiser is shot down by the CIS. The battle fought by the surviors is brutal, but it is only a glimpse of what is to come. Ahsoka/OC AU post Halo 3 pre Revenge of the Sith

Ahsoka Tano was a padawan with much promise, but when her curiosity began to hinder Palpatine's plans for Anakin Skywalker, he set about correcting that mistake. And she will soon learn the true horrors of this war; its dark politics.