Queen Cersei Lannister is the only daughter and eldest child of Lord Tywin Lannister of Casterly Rock and his wife, Lady Joanna. When she was a young girl, her father promised her that she would one day marry Crown Prince Rhaegar Targaryen, and even when King Aerys II Targaryen refused the betrothal Lord Tywin refused to give up on those plans. Cersei lived at the royal court for a few years, where she grew into a beautiful woman, until she returned with her father to Casterly Rock. Following the conclusion of Robert's Rebellion, Cersei became Queen when she married the new king, Robert I Baratheon, in 284 ᴀᴄ.
Cersei has always been close with her twin-brother, Jaime. As small children, they used to play together and sometimes pretended to be each other. Since their youth, Cersei and Jaime have had an incestuous relationship, which continued even after Cersei's marriage to King Robert. Their relationship has resulted in the birth of three children, Joffrey, Myrcella, and Tommen, though everyone believes them to have been fathered by Cersei's husband. Cersei's relationship with her younger brother, Tyrion, is not nearly as close. She despises him for killing their mother in childbirth, and comes to resent him even more when hearing a prophecy about her own death.
An ambitious woman, Cersei resents being excluded from power on account of her gender. Read more...