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?
An era when everything was done by machines.
Wir leben in einem Zeitalter,
in dem alles mit Maschinen betrieben wird.
Las máquinas lo hacen todo en esta era.
Las máquinas lo hacen todo en esta era.
Les machines ayant remplacé
l’Homme dans ces domaines,
Siamo in un'era in cui
le macchine si occupano di tutto.
Uma época em que tudo
é feito por máquinas.
В наше время всё механизировано.