Their seemingly perfect married life shatters when her husband, a company owner, is betrayed by a trusted friend's loan shark and driven to bankruptcy by a mountain of debt. Desperate to return to their former happiness, the wife secretly meets with the loan shark. "If you want to save your husband, be my woman just for the weekends!" With the resolve to endure anything for her husband's sake, she offers herself up. From that day forward, a humiliating weekend ritual begins, where she becomes a surrogate sex slave until she's pregnant...