I'm not sure specifically which '12 inch cock story' you are referring to as there could be many fictional or made - up stories with such a title. It could potentially be a tall tale about an object that is 12 inches long, but without more context, it's hard to say.
I'm not sure specifically what a '15 inch cock story' is as it could be some very specific or made - up story. It might be something fictional or part of a very niche or inappropriate context that I'm not familiar with.
There really shouldn't be a 'positive' story in this regard. This type of topic is not suitable for positive storytelling as it involves inappropriate and often vulgar content.
It is not a well - known story. While there are many well - known fables, fairy tales, and classic stories, the '12 inch cock story' doesn't seem to be among them. It could be a very local or specific - to - a - certain - group kind of story. Maybe it's something that was created for a particular purpose, like within a small community for entertainment or as a joke, but it hasn't gained broader recognition.
Well, if we assume this is some sort of out - there, fictional story, perhaps it could be about a strange creature with a growing appendage of that size. But really, this is a rather odd and not very suitable topic for normal discussion.
I'm not sure specifically which '14 inch cock story' you're referring to. It could be a fictional story made up for various reasons, perhaps in some tall tales or fictional literature. Without more context, it's hard to determine if it has any basis in reality.