She is Lin Qingwan, the legitimate daughter of the Lin family. She is as smart as a fox and dares to love and hate. After her mother died mysteriously, she was framed by her stepmother and kicked out of the house. However, she was tempered by her grandfather, a powerful reclusive official, and transformed into a dark night phoenix. After five years of dormancy, she returned to the Lin family with her poisonous skills, intrigues and secret guards. She used the tea cup as a knife and her smile as a blade to tear through the hypocritical beauty of the house. Is the stepmother a hypocrite? She set up a trap to make him "expose himself crazy"; is his father fatuous? She used commercial warfare to force him to turn against his enemies. In the heart-wrenching house fights, she secretly develops a bond with her cold-faced cousin Xiao Mo. From testing each other to protecting each other in life and death, the ambiguous tension hides a sharp edge. When the truth about the Beicang fire case was revealed, and the court situation intertwined with the blood feud of the family, she used her wisdom to break the situation, and finally allowed the evildoers to be killed, and she was reborn in Nirvana. This is a counterattack feast with hidden knives in smiles and lotuses growing step by step. It is also a legend of a sober woman flying through the clouds.