My husband doesn't know - my lewd desires and secrets

Maki is a wife who is stunned by her husband's addicted to shogi and is playing with her nephew Masato, but is happy. One day, my husband is alone with Masato due to a sudden job... Masato, who had always felt a secret lust for Maki, cannot resist the sexiness of her defenselessly, and takes the time to push her down. Maki resists, but since she hasn't had sex with her husband, she feels an unconscious lust in his strong body and accepts it as it is. From that day on, their hidden sexual desires went wild, causing them to completely disrupt their daily lives...