The phrase "strange goings" refers to unusual or weird events or activities. It suggests that something out of the ordinary is happening. Full definition
Nobody mentioned any operating systems, but automatically stranger went on the defensive about it. (bgr.com)
«I knew there was something strange going on,» he recalls. (sciencemag.org)
Its plot involves a psychologist who is sent to investigate strange going - ons and several deaths at a space station orbiting a distant planet. (scifimoviepage.com)