Nami Isshiki, 46 years old. A mother of two, she applied for the job because she had grown tired of her cold-hearted husband, who always spends weekdays and weekends entertaining clients and neglecting his family. She had previously tried to find a cheating partner on social media, but her husband had seen her email history and it ended in failure. Since then, she had given up on cheating for a while, but as her children grew older and she no longer needed their help, Kokoro of infatuation were rekindled... "I'm sorry, but it was you who made me do this. You're the one at fault for neglecting me..." The passion of the cheating wife burns brightly!!