On a rainy day in the first year of high school, there were groups of withered sunflowers on the roadside. The girl accidentally met the boy she had a crush on. The smiling face of the sun appeared in front of her eyes. The two people's hearts were in the same smiling face! The flowers blooming more and more under the sun guided her towards the sunshine. The unknown rainy day was the first youthful encounter between the two. The sudden changes in the second year of high school, missed encounters, and unkept promises!
While introverted Hua Ya saves Sun Flower, she also encounters constant tests of trouble and friendship in her life. How will she face the boy she has had a crush on for a long time? Has her friendship been restored? Will the girl Hua Ya who has been waiting for her secret love for three years finally get that love? Will there be a mutual redemption of souls?