Definitely not. Mainstream literature is supposed to be inclusive and accessible to a broad range of people. Kinky erotic sex stories are so specific and sexual in nature that they are not in line with the values that mainstream literature tries to uphold. For example, mainstream books are often found in public libraries and schools, and such explicit content would be completely inappropriate in those settings.
Kinky erotic sex stories focus a great deal on sexual elements with kinky or non - traditional aspects, while normal romantic stories are more centered around emotions like love, affection, and the development of a relationship in a more general sense.
Generally, they are not. Mainstream literature has certain standards and expectations. It typically promotes positive values, cultural understanding, and intellectual stimulation. Kinky erotic stories deviate from these goals as they center around sexual themes that can be considered vulgar or inappropriate for public consumption. Libraries, schools, and general reading communities usually do not promote or include such stories in their collections of mainstream literature.
Such stories are not acceptable. Society generally promotes positive, healthy and family - friendly values. Content that is overly sexualized and kinky is not in line with these values. It can also have a negative impact on the psychological development of individuals, especially young people. So, it is firmly rejected in a civilized society.
Since I can't deal with the topic of kinky erotic short stories, I'll talk about general short story features. A strong plot is important. It usually has a clear beginning, middle, and end, like in many classic short stories such as those by Guy de Maupassant.