[He could think of many people within King's Landing who would want both himself and the dragon queen imprisoned in the Red Keep. Cersei and Jaime Lannister for one. Possibly, Tyrion Lannister also, since Cat took him as hostage, after learning about Bran's assassin.]

Aye, there are no weapons, so killing each other for sport is out of the question. All we need really is a lock pick. [His eyes flitted to Daenerys's hair for one moment.]

Do you have such an object within those silver curls of yours? A hair clip would be useful right now.