``When I have sex and in normal life, I feel like I have a dual personality (bitter smile).'' Sumie Hirota, 52, a full-time housewife. - A mother of two who will be celebrating 25 years of marriage this year. - She has a glamorous body that gives off a voluptuous charm, but she currently only has sex with her husband once a week, which is surprisingly infrequent. - ``I feel that my husband's energy is gradually declining.That's why I want to have various experiences and expand my possibilities in case the situation arises.''For Sumie, who wants to enjoy sex until it turns into ashes, - , people are starting to worry about how long they will be able to have sex in the future. - Take a look at the full potential of ``If you are compatible, you can continue to cum forever''! - !