With most of Japan's ninjas involved in an ongoing struggle between splintering factions, it's up to 19-year-old Sora (Saki Ninomiya) to step in and save a shaman from certain destruction. She's never been tested on the battlefield, and she barely has any experience as a ninja. But Sora has plenty of pluck -- along with a body that's built for mass distraction. Her enemies, as they say, are in for a shock.