Amy Ignatow & Jarrett Krosoczka 
Revenge of the Sis (Jedi Academy #7) [EPUB ebook] 

An all-new adventure at an all-new Jedi Academy campus! The first ever Jedi Academy story to be narrated by Christina Starspeeder. As told through a mix of comics, doodles and journal entries, Christina takes us on a new adventure at an all-new Jedi Academy campus! There are unfamiliar faces and old ones too, but one thing remains the same: Jedi Academy is full of laughs and warm moments that fans and readers discovering the series for the first time will love.