Both provided stories describe unsettling experiences centered around strange figures and inexplicable phenomena occurring in urban environments, particularly involving buildings and technology at late hours. The first source details a security guard's discovery of a hidden sub-level and unsettling operations within a cryptocurrency company, encountering a mysterious man and disturbing evidence of stolen identities, before finding himself trapped in an otherworldly cityscape. The second source recounts an individual's escalating terror after noticing a motionless figure on a nearby rooftop who only appears at a specific time, leading to a series of bizarre events, physical manifestations, and the terrifying realization that this entity, and others like it, are using people to observe something in the sky.