The walking sea-creatures attack!
Humans have been hunted by a great white shark, We have felt the wrath of an orcas revenge. People have been chomped to death by vicious piranhas. The Kraken has long been the pirates fear.. Even in tornados, the sharks came to strike fear in us, and now, now they have legs!
Okinawa has been overrun with this bizarre event. It seems that the sealife has entered land. Fishes are walking amongst us, leaving chaos in its path.
The focus is on Kaori, who is attacked by rotting sea creatures. To make matters worse, she loses contact with her boyfriend. Afraid he might still be in the city, she goes after him.
Gyo is based on the horror manga by Junji Ito.