Futanari Demi-Human District with Unstoppable Flashing Desires ~A Perverted Life of Exposing Oneself, Fleeing, and Becoming Stronger~

One day, a schoolgirl suddenly grew a penis.
She is a schoolgirl who suddenly grew a penis…
“All schoolgirls must be frustrated, so I just have to push it and I’ll get it! He recklessly tries to get the most beautiful girl in the school, but of course he fails.
He gets some advice from his only otaku friend, who also pulls him out, and sets his sights on an ideal harem life.

Kiichi, having entered university, moved away from his hometown to live near the university with his childhood friend and girlfriend, Touko.
Kiichi was enjoying his university life, but he had one problem.
That problem was that his beloved girlfriend, Touko, was an exhibitionist.
Addictive to undressing outdoors and the thrill of possibly being seen, Touko tried to drag Kiichi down the same path.
Kiichi, in order to protect Touko's safety, tried to somehow curb her exhibitionist tendencies.
Despite their constant struggles, the two remained close, but then, videos of a woman with a similar body type to Touko being filmed having sex began appearing on a certain video-sharing site…

Once upon a time, this world was at peace.
Humans and animals lived together with magic.
But one day, terrifying monsters appeared.
Behind them was the Demon King.
Humans joined forces to fight back.
Many brave warriors also rose up.
But the Demon King's power was too great, and the town burned, the sky turned red, and many people fell.
In the end, most of the world was taken by monsters.
 
Only one thing remained— A small island far, far away across the ocean, "Nokosare Island."
There, a lone surviving hero lived. His name was—"The Hero of the Farthest End."
When the world sinks into darkness, a small hope is born.
Most of the world has been occupied by monsters led by the Demon King's army, and the many heroes have been defeated.
Manage the sexual desires of married knights and monster girls and enjoy a harem siege life in humanity's last bastion!
Seduce the voluptuous married knight commander and indulge in baby-making sex to your heart's content!
Will the day come when married Faris throws away her wedding ring...?!