Xia Ming was once the "sun and moon" that no one cared about, and he earned his bright name by himself. Shen Minghui was once a silent child, hiding tenderness deep in his heart. Childhood passes by in a hurry, and teenagers reunite unexpectedly. He is a cool academic master in the clouds, and she is a girl who is fighting for her life. A competition and a journey together make the encounter buried by time find a return date again. The sun and the moon are bright, and the bones are engraved. It turns out that their names have already written their destiny.