To avenge her father, Shen Bingfan disguises herself to uncover the truth behind his unjust case. Along the way, she encounters the elusive "Spirit Cat" Hua Mange, the resourceful Cheng Xintian, and others who share her ideals. Together, this group of young individuals, driven by their mission, fearlessly tackles strange cases and gradually uncovers the truth to bring the traitor in.