Definitely. Ethical guidelines play a crucial role. One key guideline is to ensure that the story doesn't exploit any vulnerable groups. Also, the story should be written in a way that respects the privacy and dignity of the fictional characters. For example, not using their experience as a means to shame or degrade them. And, of course, it should adhere to the general principles of good taste and respect for others in society.
I'm not sure specifically what 'first mff stories' are without more context. It could be about a variety of things. Maybe it's the first stories in a series related to a made - up world called MFF, or perhaps it's about some initial tales in a particular genre within an MFF community.
The Notebook by Nicholas Sparks is also a wonderful mff (assuming you mean male - female - family/friends in a broad sense of relationship) romance novel. It tells the story of Noah and Allie. Their love is passionate and yet has to face many challenges over time. The way Sparks writes about their relationship, from their youth to old age, is both heart - warming and heart - breaking at times.
I'm not sure specifically what 'wife mff story' is without more context. It could potentially be a story about a wife and some other characters in a particular situation, but it's very ambiguous.
One important aspect to consider is the pacing of the story. You don't want to rush into the act right away. Start with the build - up, like the characters' thoughts, their flirting, and the growing tension between them. Then, when it comes to the actual act, be respectful in your description. Avoid using overly graphic or offensive language. You can also include how the characters deal with any potential discomfort or awkwardness during the experience, which can add a sense of realism to the story.
In a fantasy world, an mff group could also be part of a quest. They might be on a journey to find a magical artifact or to save their kingdom. Their story would be filled with encounters with magical creatures, battles, and the need to make difficult decisions. The relationships between them would be based on loyalty, trust, and a common goal, not on any erotic undertones.