The world has become a desolate, lawless land where bandits roam free, innocent people suffer, and demons lurk around every corner. Souna Yuuki is traveling with his family when they are attacked by bandits....

Average company worker Shimono spends his days constantly being helped and scolded by his superior and section chief Kamijou Touka. One day, he finds himself having traveled back in time to his high school y...

A group of teenage boys travels to an island where it is rumored that only women live. They are all eager to lose their virginity but will the legends surrounding the island be true or something more siniste...