Remembering that moon dust is a perfect portal conductor, Chell fires a portal directly at the . The resulting vacuum sucks Wheatley and the "Space Core" out into orbit. GLaDOS regains control of the facility and pulls Chell back to safety. The Ending
Realizing Wheatley is dangerously incompetent and will accidentally destroy the entire facility, GLaDOS and Chell form an uneasy alliance to take him down. The Finale: To the Moon
Through these recordings, GLaDOS realizes she was originally Caroline , Cave Johnson’s loyal assistant, whose mind was forcibly uploaded to create the AI. Portale 2
Wheatley eventually helps Chell escape the test chambers. Together, they sabotage GLaDOS's turret and neurotoxin production lines. They confront her in the central control room and perform a "core transfer," replacing GLaDOS with Wheatley.
However, the power immediately goes to Wheatley's head. He becomes a megalomaniacal tyrant, shoves GLaDOS’s consciousness into a , and—in a fit of rage—sends both Chell and "PotatOS" falling miles down an elevator shaft into the oldest parts of the facility. The History of Aperture Remembering that moon dust is a perfect portal
Portal 2 is a direct sequel that expands the lore of Aperture Science, taking place centuries after the first game. Below is the complete narrative arc of the single-player story. The Awakening and GLaDOS's Return
Watch these recaps to see the story of Portal 2 in action: Portal 2 In 6 Minutes YouTube · Northern Bob Portal 2 (Story Condensed) YouTube · haybe The Story of Portal 2 in 5 Minutes YouTube · Timmy Boots The Ending Realizing Wheatley is dangerously incompetent and
They return to the modern facility to find Wheatley has made a complete mess of things, pushing the reactor toward a core meltdown. In the final battle, Wheatley booby-traps the room, but Chell notices the roof has been torn open, revealing the night sky.