Tomifumi lived happily with his wife and mother-in-law, 'Sachiko.' On a weekend when his wife, 'Kaori,' went to a class reunion, he drank with Sachiko. Tomifumi, slightly tipsy, mentioned that the first time he met Sachiko, she reminded him of his first love, and he was surprised by their resemblance. The atmosphere felt uneasy, perhaps due to Sachiko's loneliness after losing her husband, when suddenly she kissed him...
