Hotspring Shark Attack

There have been cases of mysterious disappearances of Onsen visitors in Atsumi city in S prefecture. The victims were eventually found dead with signs of severe injuries to their bodies resembling a vicious shark attack. The police chief of Atsumi city investigates and unravels the mystery behind their deaths. A vicious shark has resurrected from ancient times and has been visiting the hot springs to attack people. This becomes a battle between Atsumi and the ferocious shark.