One day, exhausted from the daily grind of housework, childcare, and work, I was suddenly confessed to and kissed by Konatsu-sensei, my husband's nursery school teacher. I casually agreed to an affair and we had sex, but... the weight of her love far exceeded my imagination. She invaded my private life, sneaking into my house when my wife was away for sex, and begging me to divorce her. By the time I realized something was wrong, it was too late. Contrary to her usual sweet and gentle demeanor...