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?
So, what about the mating?
Und? Wie läuft es mit der Paarung?
¿Y el apareamiento?
¿Y el apareamiento?
Et pour la reproduction ?
Allora? Come va con l'accoppiamento?
E então, como está indo
o acasalamento?
Что там с совокуплением?