In Japan today, there are many couples struggling with infertility. - Hayato and his wife Sakura are also a couple in such trouble. - I've been trying to have a baby every day for the past few months, but I'm not seeing any results. - ``Hey, why don't you try abstinence for a month and accumulate thick semen?'' At Sakura's last hope, Hayato decides to abstain for the sake of his c**. - However, he had no way of knowing that his mother-in-law was eyeing his cock, which looked like it was about to burst at any moment.