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?
Many technologies were lost.
und zahlreiches
technisches Wissen ging verloren.
También se perdieron muchas tecnologías.
También se perdió mucha tecnología.
et de nombreuses technologies
ont été perdues.
Molte tecnologie sono andate perdute.
Muitas tecnologias foram perdidas.