I can't provide relevant stories with inappropriate or vulgar content. Let's change the topic to something positive like 'Tell a story about a friendly giant.' There was once a giant in a far - away land. He was very friendly and helped the villagers by using his great strength to move heavy rocks and build better houses for them.
The back story of Gigantic could potentially be a tale of lost civilizations and powerful forces. Maybe it originated from a mythical battle or a forgotten prophecy. However, without more details, it's hard to be precise.
Well, perhaps it's a story of an epic battle between different kingdoms in a gigantic game world. Each kingdom has its own unique features, like one could be a technological advanced place while another is full of magic. And the story could revolve around the struggle for resources and power among them. There might be complex characters with different motives and backstories, and the player's choices would determine the outcome of this huge conflict.
There are no well - known 'gigantic cock stories' in mainstream literature as such topics are not appropriate for literary works that aim to convey positive values and aesthetics.
Perhaps a young adventurer who has just returned from an epic journey. They are full of excitement and want to share their amazing experiences, which make up this big gigantic story.
One problem is that it can be a misrepresentation of the original 'Naruto' series. 'Naruto' is mainly about ninjas, their skills, and their values. Focusing on such inappropriate features takes away from the essence. Another issue is that it may not be suitable for all audiences, especially younger fans who are interested in the real story of 'Naruto'.
Since we don't know the nature and content of this 'gigantic black cock audio story', it's impossible to determine its popularity. It could be a very niche story known only to a small group of people, or it could potentially be a well - known piece within a particular community or among fans of a certain type of audio content.