Divorced from her husband six years ago, Moa had to raise her beloved son Satoshi alone. She always pampers and treats her son like a boy. One day, when she came to wake up Satoshi, she found his huge cock getting an erection! I didn't expect my son to grow up, his cock was so big. It had been a long time since he had been seen, and the heat in Moa resurfaced. Even though she knew it was wrong, Moa seemed to have lost her mind, she couldn't stop thinking about Satoshi's cock. Unable to control it anymore, she immediately put sleeping pills in the juice, luring him to drink it all. After his son fell asleep, Moa immediately carried out his incestuous and wrong plot...