Gyo

Though her trip to Okinawa was supposed to be a lovely excursion to the seaside, college student Kaori Sawahara finds that it is anything but when a horrifying menace emerges from the watery depths. A strange mechanism has taken control of the sea creatures, granting them legs and sending them on land to attack anything in their way. Kaori and her friends—the lustful Erika and the reserved Aki—find themselves caught up in this onslaught, made worse by the creatures' rotting stench of death. Surviving the first assault, Kaori tries to contact her fiancé Tadashi in Tokyo. However, the call is cut short in what sounds like another fish attack. Fearing for his safety, Kaori leaves for Tokyo. With Erika and Aki contending with the attacks in Okinawa, Kaori rushes to find Tadashi, unaware that the crisis has only just begun. To celebrate their graduation from university Kaori and her two friends visit Okinawa in southern Japan for a short vacation. At the vacation house, provided by Tadashi's uncle, a numbing stench awaits the girls, and can be traced to a horrendously deformed, legged fish that Kaori kills. More and more of these creatures appear and portend a horrific change for the animal life in the area. A phone call from Kaori's fiancé Tadashi in Tokyo quickly shows the scope of this epidemic, when he is also attacked by these mechanized fish. Kaori immediately sets out on an perilous voyage to find out what happened to Tadashi, helped by Shirakawa — a videographer in search of the truth behind all this...