This is a very serious and abnormal situation. It could potentially be due to some sort of violent impact or abnormal physical pressure during the process. However, this is a very rare and dangerous occurrence that often requires immediate medical attention.
Regular health check - ups can also be helpful. Detecting any potential problems in the genital area early on can reduce the risk. Also, maintaining a healthy lifestyle with proper diet and exercise can contribute to the overall health of the genital area and reduce the likelihood of such accidents.
One possible cause could be extreme physical force or a sudden abnormal movement. For example, if there was a very forceful impact during sexual activity.
In proper medical and sexual health discussions, this is an extremely rare and concerning topic. It's not common at all. However, if such a situation were to occur, it would be a serious medical emergency requiring immediate medical attention.
Since I don't have any prior knowledge of this 'cock broke ballbusting story', it's difficult to say. It might be a story that involves some sort of accident or incident related to the named elements in a very unique or fictional context. Without more information, it's impossible to accurately describe what it's about.