Yoona has managed to mature into a fine woman despite her rough childhood. One day, when Yoona finds out that her mother has become ill, she travels home for the first time in a long while. However, this trip doesn’t become what Yoona was expecting it to be…

Gangjae's normal family life is turned upsdie down when he falls for a young yoga teacher. Gangjae has got it all, a loving wife, adorable children, and a high-paying position. But he yearns for something more. When the teacher breaks off the affair, marrying another man, Gangjae longs for her, ten years on.

After her engagement ends, Mi-yeon reluctantly adopts a sick dog named Happy. With help from vet Min-su, she begins to heal and rediscover joy.