The movie version is not a sequel to the TV series, but tells a parallel story of the world in the film version. Two years after the newlyweds Rena (played by Toshi Harada) and Shota (played by Kei Tanaka) moved into the apartment, they invited their neighbors to attend their wedding banquet on the cruise ship. Unexpectedly, a series of murders occurred on the nowhere to go cruise ship, and everyone was killed
The movie version is not a sequel to the TV series, but tells a parallel story of the world in the film version. Two years after the newlyweds Rena (played by Toshi Harada) and Shota (played by Kei Tanaka) moved into the apartment, they invited their neighbors to attend their wedding banquet on the cruise ship. Unexpectedly, a series of murders occurred on the nowhere to go cruise ship, and everyone was killed