Jing Yiran has been practicing martial arts since he was a child, but he always pretends to be weak and hides his sharp edge. Until she met the dandy Shi Yanbo, a demon king who was deliberately raised and abandoned by his stepmother and stepbrother. He lived in confusion all day long just to seize the Jing family's property. The two chased and escaped, facing each other tit for tat, but secretly falling in love while laughing and scolding, the red thread of fate was quietly entangled.