Mizuhara Reito is an ordinary boy who wakes up in a world of 5 billion women and 5 men. Now it's up to him to repopulate the human species. Can he stay loyal to his missing childhood friend when all humankind is counting on him to sleep with as many girls as possible?
children are humanity's treasure.
sind Kinder der Schatz der Menschheit.
los niños son el tesoro
de la humanidad.
los niños son el tesoro
de la humanidad.
i bambini sono il tesoro più prezioso dell'umanità.
as crianças são o tesouro
da humanidade.
Дети стали сокровищами человечества.