A son gets his hands on a legendary secret medicine, but before using it on the girl he likes, he decides to give it to his mother to see how effective it is. Then... his plain and unattractive mother changes completely. She forgets that her son is in the bedroom and indulges in masturbation, climaxing like crazy. The son is confused by the sudden change in his plain and unattractive mother and tries to stop her, but she attacks him...