A few years ago, Nozomi's husband left home for another woman and they divorced. Since then, Nozomi has poured all her love into her only son, Souta. However, recently, perhaps due to adolescence, Souta's attitude towards Nozomi has suddenly become cold. Wanting to not lose Souta, who is becoming more and more independent from his parents, Nozomi clings to him and even forces him into an immoral relationship...