When the male lead, Zhang Zhang, was young and clueless, he developed feelings for the female lead, Zhang Nan. But after she repeatedly resisted and rejected him, Zhang Zhang chose to give up two years later. What he didn’t know was that Zhang Nan had liked him even before he fell for her. She simply didn’t have the courage he did. Because of various misunderstandings and her own circumstances, she kept choosing to run away. Only after they gradually grew up did she bravely face the ten years she had spent secretly loving him, forgetting that Zhang Zhang had already changed...