A Vortigaunt arrives in time to drive off Antlions and stabilize Alyx's condition. Shortly afterward, Alyx is critically wounded by a Hunter. The sound of a hunter-chopper and an overheard Overwatch message confirm that the Combine are still searching for the duo and the data packet Alyx possesses. Magnusson is introduced as the head of the White Forest base, more concerned with the data packet than the safety of Gordon and Alyx. Kleiner and Eli Vance are relieved to learn that Gordon and Alyx survived the detonation of the Citadel, and Dr. They travel through a short Zombie and Antlion-infested mine tunnel to a communication building, and Alyx is able to contact White Forest base. A portal storm occurs, appearing to emanate from the Citadel ruins, destroying the damaged rail bridge and opening a path into a mine shaft for Alyx and Gordon to follow.Īlyx informs Gordon that they must contact the White Forest base and deliver their data packet. The ruins of City 17 are visible, with a superportal forming above the collapsed Citadel.
Gordon and Alyx survive the crash, and Alyx retrieves the Gravity Gun in order to free Gordon from the wreck. The Citadel Core gave out as Alyx and Gordon were leaving City 17, and the resulting shock wave has derailed the train in which they were traveling. The opening chapter picks up where Episode One left off. This information has to be delivered to White Forest so that the Resistance can use it to shut down the superportal and prevent an even greater Combine invasion. It contains information relating to the location of the Combine Overworld and allows the creation of the superportal to be controlled from the "other side". A crucial part of the plot is the transmission packet which the Combine sacrificed the Citadel to send, a copy of which Alyx and Gordon stole before making their escape. Kleiner's broadcast in Episode One, has caused a portal and communications blackout on Earth-stationed Combine forces, leaving them isolated and disorganized. The destruction of the Citadel, as explained by Dr. Combine Advisor pods have also been scattered throughout the region. After the destruction of the Citadel, the Combine are working to open a massive superportal to call for reinforcements. Continuing the plot of Half-Life 2 and Episode One, Episode Two consists of seven chapters telling the story of Gordon Freeman and Alyx Vance's journey through the Outlands to a large Resistance base named after the forest. This article describes the Half-Life 2: Episode Two storyline, chapter by chapter.