Reflection Gel Pump Station & Prototype Division Offices image - Aperture: The Omega Project mod for Portal 2

You wake up in a Server Room with no clue who you are or how get in there. After a short time you meet with the voice of Freud, a neuroinformatician and former Aperture Scientist, who claim that he wants to help you. But another voice, Kant, warns you that Freud only wants to reactivate the mysterious Omega Project and that you have to find out more about it before you can help him. Additonally there is the AI Thanatos who wants to kill you and who is interested in the Omega Project, too. Who can you trust...