In the winter of 1937, the village of Okamura is abuzz with excitement over the forthcoming wedding of a son of the grand Ichiyanagi family.Then, on the night of the wedding, the Ichiyanagi household are woken by a terrible scream, followed by the sound of eerie music. Death has come to Okamura, leaving no trace but a bloody samurai sword, thrust into the pristine snow outside the house.