One morning. Fuma wakes up on the bed with his only son Ren dazzling as usual. However it is something different from the others. The place they wakes is in the deep forest. Suddenly a monster attacks them who is Japanese traditional monster known as Namahage. At the same time, a car drives into the forest not far from them. A wadding planner is taking two lovers and bride's father to the wedding ceremony hall for the rehearsal. However loses their ways. In the meantime, the car breaks down. When two stories comes together, the story goes in a direction where it can not be predict.
