The story begins with Kenji Togashi and Yoshioka, two of the Okutawa dam operators trying to help some lost climbers in a stormy snow blizzard. It was actually not a part of their duty, but as climbers they couldn't just ignores the lost climbers. The situation made Togashi shall continue to go alone finding some help for Yoshioka and the lost climbers who left in the blizzard. Togashi trying really hard to find help, but he fainted which made Yoshioka and others waited really long. They are well succeeded on saving the climbers life, but Yoshioka is dead on protecting one of the climbers. Togashi blamed himself for this. The dead of Yoshioka made his fiancee named Okuda Chiaki really sad and also blamed Togashi for just saving his ownself and left his partner. Togashi was once went to Chiaki's workplace to give her something belonged to Yoshiok, but he failed to meet Chiaki. Chiaki then decided to go to Okutawa Dam, to see Yoshioka's workplace. At the very same time she arrived there, the dam is taken under control of a Red Moon terrorist who demanded to government to give them 5 billion yen. Chiaki and the operators of the dam are now being hostages, leaving only Togashi finding help from them. The operators are all believed that Togashi will try his best to help them, while Chiaki is sure that Togashi will only run saving himself alone.