In the middle of a riverside park stands a single bench. One evening, a couple of childhood friends who hadn’t seen each other in a while meet up at this bench. Although awkward at times, they sit there exchanging gentle words of affection.

As police officer Agawa Daigo closes in on the truth, the Goto family, who are trying to protect the village's secret, finally cross the line and clash with the police. Daigo throws himself into a mad battle with the Goto family. Will he be able to uncover the shocking truth that lies beyond the unstoppable vortex of madness? The key to everything lies in the past of the cursed Goto family...

When police officer Agawa Daigo, is posted to a remote village in the Japanese countryside, he comes to the terrifying realization that something is wrong with the village and the people who live there.

Maki Maki, Sebuki Suzume, Beppu Tsukasa and Iemori Yutaka happen to meet and form a quartet. They even begin to live together in Karuizawa during the winter, but there is a big hidden secret.