On his lonely deathbed in a previous life, medical doctor Zachary finally grasped the agonizing truth that his wife and distant daughter never harbored genuine affection for him. Granted a second chance when he awakens seven years into his failing marriage, Zachary refuses to repeat his past mistakes. He decisively agrees to a divorce, packs his belongings, and relocates to Jing City to dedicate himself entirely to groundbreaking oncology research. At the hospital, he meets a brave young brain cancer patient named Coco and her compassionate aunt, Xena. Embracing Xena's steadfast encouragement, Zachary travels overseas to spearhead revolutionary cancer treatments, achieving international scientific acclaim. A decade later, Zachary returns to his home city as an esteemed medical pioneer. Outside his apartment door, he finds both Xena and his remorseful ex-wife waiting with bouquets in hand, each hoping for a future with him. Will Zachary open his heart to new love or old regrets?