Twenty-Three Light Years

This article is an ABO type with two female protagonists, so please don't enter if you are too outrageous! ! ! ! Divided into female A female O male A male O and male B female B these genders When female A and male O or male A and female O are together, the pheromones will repel each other, and O will suffer more than A. Women have menstrual periods! ! Intention: None