Well, it's really not okay. These kinds of stories involve private and sexual matters. In a civilized society, we should respect others and not spread such private sexual content in public. It's not only a matter of propriety but also related to moral and ethical values.
Because they are sexual in nature. Most social situations require a certain level of propriety and respect for others. Such sexual stories are not suitable for general discussion.
Sharing or discussing such explicit and inappropriate content is not acceptable in a civilized and respectful society. We should focus on positive, healthy and respectful topics.
Well, not many mainstream literature pieces would directly have 'blow job stories' as a main plot. However, in some underground or more experimental literature, there could be mentions. But it's hard to pinpoint a specific one without a more in - depth research into the realm of edgier literature.
There are many other interesting and positive topics about girls' experiences, like their first travel adventures or first achievements in art or sports.