Don loved and married Diane. Their best friends were Joe and Jenny, also happily married but with a problem. Joe came to Don to help solve their problem. However, Joe had another problem he wanted solved and used this situation to try to get that solved too. This is definetily MF, but it is a lot of other things too. Yet it isn't. Just read it and enjoy.
A story in the My Hero Academia Universe
Denki Kaminari's Quirk isn't working right. After he goes to UA's support department, Mei determines the root cause is his penis. She and Melissa have just the solution in mind.
A Interracial Sex And Involvement Story Tom's been left to take care of Ted's young Asian wife, Susie, while Ted's out of the country for a month. Tom does the best job he can.