Mysterious Green Cloud

I was living with two roommates in an apartment in the Galloway Building, above a store on Terminal Ave (The Old Island Highway). With its claw-foot bathtubs, wooden floors, and high ceilings, best estimates are that it’s a 1920s building in the Heritage Registry.One night, I woke up suddenly. I had no idea why. I noticed a green cloud hovering above me near the ceiling. It seemed to be emitting some sort of light, because I could see its colour in the dark….