The end of the Baratheon rivalry drives Catelyn to flee; Tyrion is alerted to Joffrey's flawed defense plan; Arya receives a promise; the Night's Watch arrive at an ancient fortress.
The Lannisters send Myrcella away from harm; Arya has a surprise visitor; Dany makes a vow; Robb and Catelyn receive crucial news; Jon gets a chance to prove himself.
Theon holds down the fort; Arya calls in a debt; Robb is betrayed; Dany ignores Jorah's advice; Stannis and Davos approach their destination.