Reiko, who lost her husband in a traffic accident 10 years ago, raised her son Tatsuya to adulthood on her own. After her child-rearing had finished, she met a man named Fujimura through her friend's introduction. Reiko was attracted to her sincere and kind Fujimura. Reiko, who has begun to think about remarrying, invites Tatsuya to go on a hot spring trip and heads to Yamanashi where Fujimura is.
