She is a ghost from another world, where she has a smart and naughty mother, and a loving and affectionate father. She thought she could live peacefully forever, but her mother's death took away all her happiness, and she still had the love of her father and the protection of her "brother." But who will make up for the indispensable love from the mother? How will she resolve the grudges from the previous generation? That man who is like the wind, can you hold her hand again? How can she repay those who have been protecting her silently for ten years? What kind of sparks will she, him, and they have with her from another world? Let's see how this otherworldly raindrop disturbs a pond of heart.