Sons training their mother as a slave!A mother who is raped and turned into a meat urinal.Her son's training and semen soak into her body.A son who caught his girlfriend's mother having an affair.Instead of keeping quiet, she complies with her son.My mother started working at a night shop to make a living.Her son is not satisfied and takes her mother for himself.A mother who has already been trained by her son.She is also trained by her son's friend.A mother who spoke ill of her son's friends.Her angry son punishes her mother.A son complains that he wants to keep an abandoned dog.The son puts a collar on his mother and trains her.A mother is strict with her son, telling him to study.The son puts an aphrodisiac on his girlfriend's mother and begins studying her female body...