JUR-853 — A friend of mine boasted, "I have sex with my wife three times a week." I ended up sleeping with his wife five times a week, ejaculating inside her four times each time, a total of 20 times. - Hanamiya Shiina

"Lately, the frequency of sex with my wife has decreased. Before, we definitely did it at least three times a week..." Shinji, a man of exceptional sexual prowess, is told by his friend Kenta, whom he hasn't seen in years, that Kenta boasts about his wife. Kenta's wife, Shiina, is beautiful and refined, but contrary to her appearance, she harbors a strong libido. Shinji, who accidentally witnesses the couple making love, decides to push Shiina down to show her he's a far greater sexual powerhouse than her husband. Shiina resists, but Shinji's superior technique and relentless ejaculation cause her to climax again and again…