manual

When Masahiro returns to his hometown of Tokyo with his wife, he's suddenly plagued by inexplicable feelings of guilt and nightmares from a time long past. Then a mysterious man advises him to perform an eerie ritual in the infamous Aokigahara forest. For Masahiro, a dramatic journey into the past begins, to his innermost spiritual abysses.

Heavy rain has been hitting the facades of Tokyo. Masahiro is alone in his office. He calls his wife, who doesn’t seem to be excited about her husband’s overtime. He falls asleep on the computer during his monotonous paperwork. He has a nightmare. When he wakes up, nothing seems the way it used to be.