With two-way affection and extreme sacrifice as the core, it tells the story of a five-year separation and a love-hate pull that was separated day and night due to a lie about a terminal illness. The heroine is burdened with illness and notoriety to help the hero's future. The hero splits his personality due to obsession and confronts love and hate day and night. In the end, the truth is revealed. The heroine spends her remaining years to redeem the hero's broken soul, explaining that love is fulfillment, redemption, and lifelong regret...