Orie, a widow who lost her husband in an accident at the end of last year. Currently, she lives with her only son, Masaaki. Masaaki quit his job after his father died and shut himself up at home. Worried about Masaaki, Orie continues to take care of him. But that's pre-construction. Both Orie and Masaaki were conscious of each other as the opposite sex even before her husband (her father) was alive. One day, Orie invited Masaaki and they decided to go on a hot spring trip. On that trip, the two...
