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?
Why am I alive?
Warum bin ich dann noch am Leben?!
¿Por qué sigo vivo?
¿Por qué sigo vivo?
pourquoi je suis toujours en vie ?
Come mai sono vivo?!
Por que eu estou vivo?!
Почему тогда я жив?!