Ringetsu Episode 1

The story is on behalf of the only heir to the Rindo family, who was very rich after the end of the Second World War. His name is Nuto and as the heir and only son, he must pass the ceremony "Hinotsukisai " sacred for his family. However, for this he needs the heir, but his lover tragically died immediately after the wedding. Grandfather Nuto-kuna sends him to his family"s family Mizuko where he should choose a new passion and conceive a child. Mizuko’s family is very owed to the respected Rindo clan and does not dare to refuse his chapter, so Nuto must fertilize any of the sisters within a month to become the next chapter ...