I’ve done a few mfm and ffm and the best is when all theee are into it , i was seeing a girl big into mfm and wanted to do dp and dvp but the other guy didn’t wanna do so had to get a friend who would do it which is not easy ,met a couple online that loved dvp and dp and they had the same problem .the few ffm I’ve had only once where the two girls really interested in getting down with each other ,so to answer the question ffm and then mfm when everyone all into each other when the connection there