Kui Jingjing, a cheerful, well-versed girl, has a good friend who is carefree, dares to offend others but is afraid of getting into trouble. When she just entered college, she encountered the catastrophe and love in her life. But Jingjing doesn't know her true identity: metal, wood, water, fire, earth. Jingjing belongs to wood, and wood controls all the plants in the world. But who knows what the true meanings of metal, wood, water, fire, and earth are?