The amateur girl we will be photographing this time is Masami (26), an extremely beautiful woman who exudes grace and sexiness when she takes off her glasses. - When asked, she reveals an unexpected past, saying, ``I was once trained by the president who had a contract with me as a mistress...'' - What kind of training did such a beautiful woman undergo? - The answer is perfectly captured in this film. - Masami suddenly turns into a female dog! - "Please put your dick in my lewd pussy! Please give me your sperm in my vagina!" she begs and is ecstatic as she cums continuously! - Is this serious sex with a trained woman...?