The freeform soap opera was written to be a game that needed little preparation and could be played over and over without repeating itself. It was meant to be a relaxing filler, but is as good a freeform game as the next one. It is a soap opera, and is thus inspired by the TV-format. Less common at the time this game was written, the gamemaster is replaced by an process that guides collaborative scenario creation.
2 and more, no gamemaster needed
However short or long you want
Soap opera, TV format, collaborative game creation