C.A.S.S.I.E., or the Central Autonomic Service System for Internal Emergencies, is Site-02's computer announcement system in SCP universe. which serves to keep staff informed on various events within and outside the facility. C.A.S.S.I.E.'s job to keep the staff of Site-02 safe from breaches, fires, the Chaos Insurgency and any other biological threats. If any threats are detected, Site Management will be alerted and CASSIE will wait for a response. If no response is given CASSIE will act