The one-hundred-year-old Fujiya inn stands in the quiet region of Kyoto. Mikoto is standing in front of the Kibune river at the back of the building when she is called back to work. But two minutes later, she finds herself back at the river again. The whole inn seems to be stuck in a time loop!
The members of a sci-fi club accidentally spill Coke on the remote controller of an air-conditioner during summer and suddenly a time machine appears in their sweating bath-like clubroom.
Set 2 years after prior film "Bayside Shakedown 3: Set the Guys Loose," a major case occurs that has the potential to take down the entire police organization. For the next 3 days, Shunsaku Aoshima and his colleagues struggle to unravel the case...
