The player is pursued by numerous hostile SCPs chief among these is SCP-173, a concrete statue capable of moving at high speeds when it is not directly observed. If the player refuses to leave their cell, they will be terminated by poisonous gases.
The player controls a 'Class-D' also known as 'Benjamin Oliver Walker' (a level 4 researcher caught doing illegal research on an SCP known as 'spiral gestalt'), designated D-9341 as he attempts to escape an underground research and containment facility operated by the SCP Foundation amidst a total containment breach of its hazardous anomalies, designated 'SCP's.