Tentacles that attack, insects that multiply!
On a certain isolated island, many tourists are in “Kamikushi”.
In response to a request to get rid of the cause of the demon, Shinkin, Take, and Mizui went to an isolated island to get rid of the demon.
The three people who arrive at the target island will exterminate the demon.
Three people who face countless insects that appeared there. And the demon, what is the truth of this mystery?