 Left at an orphanage as a child, she uses the diary her father left her to search for the Trident of Poseidon.She is interested in the sciences, particularly astronomy.In St. Martin, she is arrested for witchcraft and sentenced to be executed, with the help of Henry Turner, she and Jack Sparrow escape, pursued by captain Salazar, she teams up with the crew in order to find the Trident, using her diary and a ruby attached to its cover, she is able to locate the Trident's hiding place, after the Trident is broken and Salazar becomes mortal, he pursues Jack, Carina and Henry.