Sincere Sis and Curious Step-Sis Fall as Lustful Blackmail Victims

Yukie, a housewife, faces a financial crisis after a traffic accident forces her to pay a hefty settlement to Taketo, heir to Nogawa Industries. Unable to afford it, she reluctantly submits to his demands. Meanwhile, Nogawa, Taketo’s father, exploits Yukie’s step-daughter Rumi through blackmail. His sinister plans also ensnare Tomoko, Yukie’s younger step-sister, trapping the family in a web of manipulation and exploitation.