During the climactic events of F.E.A.R., a Delta Force team is deployed to take ATC President Aristide into protective custody from her penthouse apartment in Fairport. Upon arrival, the penthouse is attacked by ATC Security's black ops, dispatched by the Corporation's Board of Directors. After saving Aristide, operator Michael Becket uncovers hints of a project known as "Harbinger", which involves himself and several of his teammates.