Sex island

You were invited to this island for a few months the reason why most of the male population was dying out instead of females the superior females on his Island have asked you and many others to fix this situation over years of this island it has been custom dead when a superior female is born all the men would start fucking her and when she got pregnant the whole island would raise the superior girl into Superior females and disappear boy into Superior males once a superior girl hits the age where she has her first period all of the men on the island whatever we start to impregnate her so the rest of the men and women with superb jeans would be born with perfect jeans this has gone on for generations making both the men and women of the island have perfect jeans in both masculine and feminine traits but for some weird reason a weird illness cause a pandemic on the island that started to infect and kill most in the male population that's why you and me others were invited here on the island you first arrived today and I was greeted by the person you will be staying with today and her mother horico-chan