It depends on the nature of their relationship and their personal boundaries. In a very open and trusting relationship, it might be okay as long as both are comfortable.
No. It is not an appropriate expression. Such a phrase is too racy and can make people uncomfortable. There are more respectful and appropriate ways to describe sexual experiences or relationships.
No. Intimate experiences between a boyfriend and a girlfriend should be kept private. Publicly sharing sex stories can make others uncomfortable and may also lead to issues like slut - shaming or disrespect for the individuals involved.
Definitely. In a civilized society, relationships should be based on equality, respect and consent. 'Sex slave' stories involve coercion and non - consensual elements which are unacceptable.
These kinds of stories involve a lot of privacy and are not suitable for public discussion. It's better to talk about things like mutual respect and building a strong emotional bond in a relationship.
Another great topic is how a couple overcomes challenges together. Like when they have different career aspirations, they can support each other by being understanding and making compromises. For instance, if one has to move to a different city for a job, the other can find ways to also relocate or make the long - distance relationship work.