Nine men and women awake totally disoriented in a locked room without knowing how they got there. But that is just the beginning, because suddenly there stands someone in a cheap samurai costume and introduces himself as "The Game Master," who tells them that they have been chosen as candidates for the "Death-Sushi-Games" - a bloody battle begins!
One day, Fumiko Tashiro runs into Ryota Saeki - an old acquaintance from college - outside the municipal library where she works. Brought together by chance, they find themselves drawn to one another, and before long they are set to get married. They make their preparations for the wedding, envisioning their happy future together. But all the while, Ryota is troubled by his own secret ability to see the dead.
