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?
A society with highly 
sophisticated technology.
Sowohl die Wissenschaft als auch die Technik
haben sich rapide entwickelt.
Una sociedad con una tecnología
muy sofisticada…
Una sociedad con una tecnología
muy sofisticada…
La société s’est développée
grâce à la science.
La nostra società è dotata
di tecnologie altamente sofisticate.
Uma sociedade com tecnologia
altamente sofisticada.
Передовые технологии уже в каждой сфере: