JUR-682 - For my beloved husband, a substitute weekend flesh vessel. Repeatedly inserted by a super-lewd, extremely evil old man until pregnancy... Okimiya Nami

A smooth-sailing married life is shattered one day. The husband, who runs a company, is betrayed by a friend he trusted and burdened with a huge debt, leading to bankruptcy. The wife, wanting to return to those happy days somehow, secretly meets with the loan shark. "If you want to save your husband, become my woman just for the weekends!" If she can just endure... with that thought in her heart, she decides to offer her body. Since that day, a humiliating weekend as a substitute flesh vessel, continuing until pregnancy, has begun...