Just before the final of the ski championships in Kanbayashi, Iba Shunsuke and Kito Tatsuo are hit by an avalanche. Kito Tatsuo's brother Yoichi is killed and Tatsuo breaks his leg. This causes Tatsuo to resent Shunsuke. Six years later, Shunsuke visits Kanbayashi as an engineer for the construction of a ropeway and finds out that Tatsuo is the central figure behind the obstruction of the construction.