Documentary following five people who were directly affected by the September 11, 2001 attacks on the World Trade Centre, examining how their lives changed over subsequent years. The film follows a man whose mother was killed, a firefighter, a woman who was in one of the towers when it was hit, the widow of a man who died providing medical aid and a key figure in the Ground Zero regeneration, which is documented on time-lapse cameras.

When Lily Edwards' twin sister dies, she is carried to the mysterious ReBirth agency for help. Run by the enigmatic Nameless Man and Mr. Smith, the agency promises to implant her sister's mind and memories into a new body.