After flashing her panties and following her uncle into the bathroom as she'd planned, Youmu has attained her long-desired goal. At last, uncle Youki has caved and agreed to shower together. Unbearably horny, Youmu is now fantasising about what's going to happen once they are both naked together.

... Nothing incestuous happened (yet), but a certain part of uncle Youki's body was as stiff as a sword the entire time they showered.