Konno moved to Iwate for his job. There, he meets his colleague Hiasa at work. They form a close bond while drinking together, fishing together and doing other activities. One day, Hiasa quits his job without saying anything to Konno. Shortly after, they meet again, but they cannot have that close feeling as they had before. They do not meet again. Time passes and Konno learns that Hiasa went missing. While looking for Hiasa, Konno learns a secret about Hiasa.