Stormkit, Skykit and Fallowkit can't wait to become apprentices, but when cats start disappearing, their mother, Snapperclaw, tells them they must wait another moon. Skykit and Fallowkit don't understand why they have to wait, but Stormkit knows. Brokenstar. when he attacked her that night, he left a mark. not just the scar on her nose, but a growing black spot around her eye. another moon passes and Frogstar makes them apprentices, but they aren't happy. Fallowkit is missing, and Stormkit is determined to find her sister or die trying