The Lost Magic — Katie Cross

Never underestimate the power of a vigilant witch.  Twenty-one-year-old Bianca Monroe has one goal: to keep the status quo.  She's finally happy. The Central Network has recovered from the war, peace remains steady enough, and she loves teaching the new Guardian recruits how to use a sword.  The last thing she wants is change.  At the third annual Celebration of all Networks, Bianca is thrust into an unexpected challenge: a mortal girl named Ava lands in her lap with a most unwelcome surprise. As the Celebration continues, it's clear that the only witch who cares whether Ava lives or dies is Bianca. And Bianca's magic has stopped working.  As the Celebration continues, it's clear that the only witch who cares whether Ava lives or dies is Bianca. Can Bianca save Ava from the high-ranking witches that want her blood, even if it means the end of the blossoming peace? Or does Bianca protect her Network the only way she knows how? The Lost Magic is the fifth novel in the Network Series, and a continuation of the beloved saga that has captivated over half a million readers. Get ready for life-changing YA Fantasy.  Because Bianca Monroe is back.