It's love at first sight when a sudden rain storm brings Zhang Lu Rang (Zhou Yi Ran) into Su Zai Zai's (Zhang Miao Yi) life. Instantly smitten with the dashing young man, Zai Zai is thrilled to learn that Lu Rang is her new classmate. Though Zai Zai may be fond of Lu Rang, his cold exterior makes it difficult for her to get close. Can Zai Zai's unwavering cheer and optimism melt Lu Rang's cold exterior, allowing a beautiful relationship to blossom between them?