The legislation that created Population Day was enacted 12 years ago to stem the decline in population. It is the one day a year where every female of age in the country must be sexually available to any and all males.
Two women come upon a man in the jungle deep. They capture him and take him back to their hidden society of all women. Now he's supposed to get into the women's jungle deep starting with queen. He's willing to help but as many as he can but there's one problem.
Sex and politics by wise and erotic metaphors of collections (veneries) of animals
While a collecton of crows is a murder, a set of owls is a parliament. That seems most appropriate for a group of wise people who influence politics, and help Hal correct his unfortunate virginity. Getting rid of it, and nurturing him along with the other owls, makes for a happy band of brothers and sisters, moving the political stables in the best of directions.