Ever since her husband died, her mother, Anna, has doted on her son Takayoshi. She loved him so much that he even took care of her until her sexual treatment, but she found out about it to her friend Yota... Youta, who had originally approached her for Anna's body, forcibly pushed her down. From that day on, she will do whatever he says and be toyed with. She obeys him wholeheartedly, not wanting only her son to know, but one day, Yota visits her house in front of her Takayoshi...
