JUR-869 | When Koyuki—a friend of my wife who I knew was trying to conceive—asked me for my seed, I couldn't hold back and found myself hooked on an affair that was all about impregnating her... Koyuki Narumi

Satoshi finds himself pressured to conceive a child by his wife, who has suddenly become anxious as her prime childbearing years draw to a close. Then, one day, his wife’s friend Koyuki visits their home. Although she is actively trying to conceive, her relationship with her own husband has soured, leaving them increasingly estranged; seeking emotional and physical warmth, she makes a bold advance on Satoshi, begging, "Please have sex with me—just this once." Meanwhile, Satoshi—who has grown weary of the sense of obligation surrounding intimacy with his wife—succumbs to her invitation...