Marley Carrera is Kiara's twin sister, she is five minutes younger than Kiara. Marley is dating a fellow kook named Rafe Cameron. Her and JJ Maybank are sworn enemies, they hate each other for no apparent reason. However, this summer he finds out something about her that nobody knows. They then get entangled in a treasure hunt. Will this affect her kook life? And if so, will she try to stop it?