This season will contains a lot of dramatic and action events, where There is a new task where Daniel and Vala look for the Merlin counter-politics weapon at the Atlantis library. Mitchell, McKay and Carter are trying to contact Ori Supergate in the Milky Way galaxy. On the other hand, the bomber is approaching the bomb of the Catholic forces, which allows itself to be removed so that they can seize Baal, which provides information necessary to find the Merlin weapon for humanitarian assistance