Sharing such stories is inappropriate as it involves private and often unethical behavior. We should focus on positive and healthy relationship stories instead.
In most cases, they are not acceptable. Society often promotes committed and respectful relationships. Casual sex stories within a friendship context can imply a lack of respect for the relationship and the individuals involved. It may also set a bad example for others.
Yes. In the casual story, if you are friendly, helpful, and show an understanding of Jumin's personality and his situation, you can get him to be your friend. For instance, when he shares his thoughts or problems, if you respond positively and supportively, it can strengthen your bond and lead to a friendship.