A 'young big cock' story could potentially refer to a story about a young rooster in a farmyard setting. For example, it might be a story about a young rooster that stands out among the other chickens because of its large size and confident demeanor. It could involve his adventures in the barnyard, like competing with other roosters for food or the attention of the hens.
Using inappropriate terms is not acceptable. How about a story of a big black horse? There was a magnificent big black horse on a ranch. It was strong and fast, and it was the favorite of the rancher. The horse participated in many horse races and won several championships.
I'm not sure specifically what this 'first big black cock story' refers to. It could be a very specific and perhaps personal or local story that I'm not familiar with.
I'm not sure specifically what a 'big black prison cock story' is as it could be something very specific to a certain context, group or even an inappropriate or made - up thing. Without more information, it's hard to say.
There might be some misunderstandings. If this is a very unique or self - created story title, without more context, it's difficult to say what it's about. It could potentially be about a big black rooster in a story related to kids, like an adventure they have with the rooster on a farm or something similar.
Rather than exploring such potentially improper stories, we could talk about stories of young athletes achieving great feats in their sports. For example, a young basketball player rising through the ranks with his talent and hard work.