After Joffrey beheads Ned Stark, and his engagement to Sansa is broken, he decides to host a tournament, with the prize being Sansa's hand in marriage. When Jaime Lannister shows up at the last minute to win it, she's afraid she'll be stuck in King's Landing until Joffrey's cruelty does her in. But Jaime made a promise and, one way or another, Lannisters always pay their debts.