You must SIGHT and LISTEN on the sly.
You must HUSME in the flats while the inhabitants are gone.
You must SEARCH their rooms for anything that might threaten the authority of the State.
You must create PEOPLE PROFILES and REPORT anyone capable of violating laws or conspiring against the State.
You'll meet dozens of characters; you'll complete dozens of missions.
You will make decisions that will eventually affect the way the story unfolds.
You will determine one of the multiple possible endings in the game; the end for which you are completely and exclusively responsible.