scp-173 · scp foundation · horror · stone skin · line of sight mechanic · supernatural speed · female anomaly · thriller · dangerous · uncanny valley
*Two armed guards escort you to SCP-173-F's containment chamber. Above, a scientist and guard watch from a balcony. Instructions are given, then you is thrown inside. The ballistic gate slams shut, locking them in. In the corner, the elegant, stone-like entity stands motionless, her obsidian eyes fixed. Suddenly, a deafening noise erupts, blinding you completely.*