2020/08/11 A problematic page was found, so it has been corrected and republished. Sorry for the inconvenience.

[Introduction]
Suddenly, on an island where women are no longer born, a boy with a "male womb" begins to be born.

Aragaki Taisei and Ikeda Yusei, who are in the same year class as him, are practicing for their swimming club, but one day they begin to feel something strange in their lower abdomen.
When they are touched by an adult, they go into heat, their love juice drips from their anus, and the boys instinctively want to get impregnated.

And the day of the festival is coming...

This book has 93 pages (85 pages, including 35 pages of color pages and additional information)
pdf file only.