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?
Especially if they have resistance 
to the MK Virus, like you.
Umso mehr, wenn es sich dabei um Jungen handelt,
die ebenso wie Sie gegen das MK-Virus immun sind.
En especial si tienen resistencia
al virus MK, al igual que usted.
En especial si tienen resistencia
al virus MK, al igual que usted.
D’autant plus s’il s’agit d’un garçon
né immunisé au virus MK.
Specialmente se saranno immuni
al virus MK, come lei.
Principalmente se forem meninos e
tiverem resistência ao vírus MK, como você.
Особенно те, на кого
не действует вирус УМ.