Yukito, being the ambitious fucker he is, applies to be a domestic servant at a mansion. The landlady tells him he can only get the job if he masturbates in front of her. He gets the job.
So these chicks want our protagonist to take over a shrine and become a prist. He says he ain't interested. They propose a radical idea. How about he just impregnate them, and his kid can take over the shrine when he grows up! Why of course!