The first best of Oishi Saki, a 170cm F-cup busty mature married woman blessed with Saki Oishi talent!! From her debut, which instantly grabbed the crotch of mature women fans, to her repeated insemination affairs with her son's friends, to a female teacher who repeatedly commits sexual acts with students at school, to a mother who takes her daughter's virgin boyfriend's virginity, to slutty sex, erotic underwear mother and her son's raw creampie, her first soapland girl, and more, in 10 works, 33 scenes, 20 performances, 30 ejaculations!! Please enjoy this 8-hour best packed with the Saki Oishi hip-swinging cowgirl position that makes her cum, her lustful voice, and her lewd expression that exudes lust will make you erect!!