Kako (Rina Takeda), who has excellent kung fu, has been learning sushi with her father, who is a sushi master, since she was a child, but no matter how hard she tries, she can't get her father's praise. In the end, frustrated Kako ran away from home and came to work in the remote Karinoyu Hot Spring Hotel. Of course, she was also bullied by her peers here. On this day, the president of Komatsu Pharmaceutical (Tooru Tezuka) led his employees to come back for vacation. During the meal, Kako couldn't help criticizing the third-rate craftsmanship of the sushi chef (Kanji Tsuda) and the hypocritical and vulgar tastes of the guests, which resulted in a big melee. To make matters worse, Yamada (Kentaro Shimazu), a researcher who was fired by Komatsu for developing the zombie virus, followed here with hatred and spread the virus to the inside of the hotel. Sushi infected with the virus flew in groups, eating or being eaten, Kako faced the most terrifying night...