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?
Five years... I was really 
asleep for five years...
Fünf Jahre … Es sind also
wirklich fünf Jahre vergangen.
Cinco años.
De verdad dormí por cinco años…
Cinco años.
Al final sí que he dormido cinco años…
Cinq ans…
Ça a vraiment pris cinq ans.
Cinque anni... 
Ho davvero dormito per cinque anni.
Cinco anos... Foi mesmo cinco anos...
Я и правда провёл пять лет во сне...