In their previous lives, a misunderstanding turned them into bitter spouses. She died full of resentment, while he was consumed by regret. Reborn together on the day of their wedding, she resolved to take revenge and divorce him, but he pursued her relentlessly, unlike his former self. As the truth gradually comes to light, they discover that a conspiracy caused the tragedy of their past lives. In the end, they join forces to thwart it and choose each other again, standing on the edge between love and pain.