Kei overcame the taboo of an affair at work and remarried Hideki. However, after winning the battle against his ex-wife, Hideki becomes entangled in a new affair and begins to neglect his responsibilities as a husband. His mistress, Misaki, once experienced a love stolen from another woman just like Kei. Now, Misaki plots a devious scheme to destroy Kei by using her younger brother, Yosuke, aiming to drive a wedge between Kei and Hideki and force their divorce. A dangerous love triangle filled with passion and hatred brings turmoil into their household. Deceiver or deceived—who is truly right in this game of love? Who will ultimately claim victory in this twisted romance?