Game of Thrones - Season 1, Episode 5 Synopsis
 

Episode 1-5
Title: "The Wolf and the Lion"
Directed by Brian Kirk
Written by David Benioff & D. B. Weiss
Original Air Date -- May 15, 2011

Robert and Ned have an argument over how they should deal with the advance of the Targaryen/Dothraki alliance. Catelyn and Tyrion (who she has taken as her prisoner) arrive at her sister Lysa's home in the Eyrie. News of Tyrion's kidnapping reaches King's Landing where Jaime Lannister, the Queen's twin brother, demands answers from Ned. A vengeful Jaime fights Ned until his man stabs Ned in the leg from behind. Jaime then goes to the Eyrie to save his brother. Meanwhile, Viserys confronts his sister Daenerys when Viserys gets jealous over his sister's power over the Dothrakians.

Source: http://en.wikipedia.org/wiki/Game_of_Thrones_(season_1)