Celaena Sardothien is the main character in the Throne of Glass series by Sarah J. Maas. She is a skilled assassin known for her exceptional combat abilities and cunning intelligence. Once a feared figure in the kingdom of Adarlan, Celaena is captured and imprisoned, leading to her eventual participation in a deadly competition to win her freedom. Throughout the series, Celaena's character evolves as she faces various challenges and uncovers secrets about her past. She is also known for her strong sense of loyalty and her complex relationships with other characters, including Chaol Westfall and Dorian Havilliard.