No. While sex is part of it, there are often other elements. There can be elements of character development, like how the dom and sub characters grow in their relationship. It can also be about exploring different aspects of one's personality. For example, a submissive character might discover new strengths through the relationship.
No, they are not very common in mainstream literature. Mainstream literature usually focuses on more traditional relationship models. However, in some niche or alternative literature, such stories might be found.
In sub wife stories, a common theme is the division of roles. Usually, the husband takes on the more dominant role in decision - making, while the wife is in a submissive role. This division is often based on mutual understanding and respect. For example, in social situations, the husband may be the one to initiate conversations and represent the family, while the wife stands by his side, supporting him.
There could be various interpretations of 'free sub wife stories'. One could be about a wife who is independent and submissive in a healthy relationship. For example, a story might be about a wife who freely chooses to support her husband's career dreams while also having her own hobbies and interests. She is submissive in the sense that she respects their partnership and makes compromises when needed for the greater good of the relationship.
Sub wife whored stories typically showcase power imbalances, emotional turmoil, and the consequences of unfaithful behavior. They might also explore societal judgments and personal struggles.
There might be a story where the sub wife has a creative idea for a project at work. She's a bit shy to present it at first because she's in a subordinate position. But her boss, who is very open - minded, encourages her. She presents the idea, and it turns out to be a huge success, which not only benefits the company but also boosts her confidence and changes the dynamic between her and the boss to a more collaborative one.