Glynn, Connie. Rosewood chronicles #4

Ellie is a rebellious princess hiding her real identity. Lottie is her Portman, acting as the princess for the public to shield Ellie from scrutiny. Jamie is Ellie's Partizan, a lifelong bodyguard sworn to protect the princess at any cost. Lottie, Ellie and Jamie are back for another year at Rosewood - but nothing will ever be the same again. They're still reeling from their discovery that someone rather close to home is leader of Leviathan - the group determined to take the princess down at any cost. Together they must piece together clues to Leviathan's evil plans. But this is far from simple - especially as an undercover Leviathan agent is now attending the school. Friendships are at stake, families must be reunited and hearts are at risk of breaking