A demon lives nearby the cottage Akira and his classmates are staying in - or so the legend says. In hope that Akira would see Kazuya's terrified facial expresssion, who's never afraid of anything, he suggests a test of courage.

As they wander into the forest, Akira never expects anything serious to occur. Though, the more time they spend in there, the more he realizes something is wrong. And the more he realizes, that the truth behind the legend is a real-life nightmare.