Koharu, tired of all the men in her life being lying, married philanderers, decides to move back hom...
This is technically not cheating because they are all in a harem marriage but i put in here because the women dont really want to share the man and get into jealous drama but eventually overcome their differences and become a family. Personally I would have wanted the mc to end up with him but im okay with how things end since i know he loves her the most :P