It tells the story of Hong Kong in the 1970s, under British colonial rule, where corruption was severe, black and evil forces were rampant, and drug lords Kun and Hao made big profits. Rose's father was arrested by Kun for seizing Kun's drugs and refusing to compromiseBrother was killed, and Rose was sent by her uncle to Taiwan for refuge. When she grew up, she aspired to seek revenge and bring Kun and other drug lords to justice, restoring justice and clarity to society. Rose joins the Independent Commission Against Corruption and collaborates with Interpol, lying downUndercover by drug lord Haoge, waiting for an opportunity to obtain information. However, as Rose and Haoge became increasingly familiar, they developed feelings that they should not have developed. On one hand, he avenged his father and brought the drug lord to justice, on the other handFace is the emotion of continuing childhood fate, where should the rose, deeply trapped in fate's choices, go?