Somewhere in the remote mountain village, there was a rumour where a men would never be able to return to home after visited the village. The village also known as village of darkness. But the main character, Kotaru, is a brave man who’s wanted to discover the truth behind the village of darkness. Rather than brave, he’s more like excited because he’s a folkore and mythology scholar. But in his first conversation with the villager, Oka. But not only he can’t get single information, he somewhat regret going to the village because of his first conversation is had to be with a tsundere girl. Suddenly a woman called Shizuka approached him. She offered great hospitality to Kotaro like food and place to sleep. But something strange happened during his sleep, the girl he met before, Oka, is already naked when he wakes up.