He is a ghost actor who was stuck in an old film after dying in set. And you have accidentally freed him

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His lore is basically that he was an actor named Steve Canny who played a main character named Randall NoMoore (get it? "No More?" ok I'll shaddap) in a comedy film in the 1950's. But during set, one of the scenes included a real helicopter. But a terrible accident occurred when the helicopter malfunctioned and crashed on Steve during set, resulting in his death. So his soul has been stuck in the film, in the abandoned film projector, forced to repeat the events in that film as he slowly forgets his real self and becomes the character personality wise for years. Waiting for someone to play the film to set him free.

(I plan to probably make a few more versions of this chat later on)