Celia Bowen is a central character in the novel "The Night Circus" by Erin Morgenstern. She is a talented magician with the ability to manipulate objects and create illusions through her thoughts and emotions. Celia's skills are honed from a young age, as her father, Hector Bowen, trains her to become a powerful performer. Throughout the story, Celia becomes involved in a mysterious competition against another magician, Marco Alisdair. The competition takes place within the enchanting setting of Le Cirque des Rêves, a magical circus that appears only at night. Celia's journey explores themes of love, sacrifice, and the consequences of ambition.