 Item Number SCP-855 Object Class Euclid Special Containment Procedures Four members of security are to be present outside SCP-855's location at all times. No staff are to enter SCP-855 during horror, surreal, action, science fiction, or disaster phases. Any entities attempting to leave SCP-855 during the horror phase are to be dispatched by security staff. Any personnel entering SCP-855 during its western phase are to be monitored by security staff for signs of aggression. During all other phases, research staff are free to enter and monitor SCP-855. Description SCP-855 is the designation given to lecture hall located at site SCP-855 is equipped to seat 100 personnel. One reinforced skylight is present on the ceiling to allow the entry of natural light. Each month, SCP-855 will redecorate itself and temporarily develop anomalous properties, seemingly themed after genres of film. This continues for the entirety of the month and has taken the form of manifestation of entities, mind-altering effects, hallucinations, genre log, month, January, presumed genre, action, effects. Reports of explosions came from within SCP-855. Security was called in to investigate, at which point a sports car burst through the doors into SCP-855, running over one member of security. Personnel later reported a man in a tuxedo firing at them with a pistol from within the vehicle. Vehicle vanished 30 seconds later. Month, February, presumed genre, detective noir, effects. Researchers within SCP-855 temporarily adopted a pessimistic attitude. Night spectrum appears to be affected, causing all researchers in SCP-855 to turn monochrome. Month, March, presumed genre, surreal, effects. All researchers sent in to SCP-855 disappeared without a trace. Mobile Task Force Beta-23, film critics, was sent in for a retrieval mission. One member of Mobile Task Force Beta-23 was recovered 20 days after entry. The rest were declared KIA. Survivor claims that SCP-855 contained a room that stretched on for miles, with things in it. Survivor did not respond to further inquiry regarding the nature of said entities. Month, April, presumed genre, comedy, effects. Rate of research accidents surrounding SCP-855 increased by 50%. Multiple personnel reported disembodied laughter. Month, May, presumed genre, western, effects. Increased aggression noted in personnel inside SCP-855. Multiple fights break out. After researchers were evacuated, the doors leading into SCP-855 opened independently, at which point a single tumbleweed emerged. Month, June, presumed genre, disaster, effects. All personnel evacuated from SCP-855. Analysis of SCP-855 via camera drone shows dangerously high levels of radiation. Large rat-like creature detected by camera drone. Month, July, presumed genre, gangster, effects. Footage camera drone used to monitor SCP-855 showed a large city similar to 1950's Chicago. Every individual on the street appeared to be dressed in the manner of a stereotypical gangster. Month, August, presumed genre, drama, effects. Upon entering SCP-855, researchers became highly aggressive and began insulting and arguing with those nearby. Month, September, presumed genre, science fiction, effects. Entry to SCP-855 was strictly forbidden, as sensors indicated no oxygen was present within. Month, October, presumed genre, war, effects. Sounds of conflict were audible from within SCP-855. Security were called in to prevent a repeat of the action incident. A World War II-era tank subsequently emerged from SCP-855 and fired upon security, killing three of them. Said tank vanished 30 seconds later. Month, November, presumed genre, historical, effects. Recording from camera drone sent in to SCP-855 showed a portrayal of Rome at the height of the Roman Empire. Further analysis revealed several historical inaccuracies, as all individuals were observed to speak clear English, some with obvious accents. Month, December, presumed genre, horror, effects. A heavy-set man with a noose around his neck emerged from within SCP-855, wielding a large knife. Personnel killed during partial containment breach. Security later reported that bullets had little effect on the entity. Lesson complete. If you missed the previous orientation, go watch SCP-854, Dream Bridge, right now. Or for the complete course, watch this playlist.