Thirty years ago, hardened criminal Yip Siu-tin is arrested for armed robbery and sentenced to prison. Siu-tin’s daughter, who has handled the loot, changes her name to Cheung Sum-yuet and starts a new life. She also gets married to yacht company boss Yen Ho-yin. Meanwhile, Chong Chi-kiu is a kid left behind by an accomplice who has died because of the robbery. Kind-hearted Tang Sing-him becomes his foster parent. A traffic accident causes Chi-kiu and Sum-yuet to run into each other again. But this accident somehow has something to do with Siu-tin, who is just released from prison. Sum-yuet can no longer avoid Siu-tin, who is a nightmare to her. Her marriage also has certain issues. Police officer Yeung Yan-hiu intervenes by launching an investigation, and she keeps going after Siu-tin and Chi-kiu. Unresolved grudges for thirty years are again put on the front burner. Everyone implicated in a robbery of yesteryear is drawn into this mess.
Beauty KOL Ding Yau-ying’s sarcastic style has boosted his popularity. Lui Zi-tung, incoming group boss cum beauty brand CEO, is arrogant and egotistic. She finds out Yau-ying harshly criticizes her own brand products, and the duo pick on each other as soon as they meet. Because of an accident, Zi-tung’s brain is hurt, and her mind becomes like that of a kid. Zi-tung’s father Lui Zhen-ngok and assistant Sheung Cha-lai want Yau-ying and Zi-tung to pretend they are a couple so as keep the eldest son of the Lui household Lui Tak-shun in check. Cha-lai tries his best to help Zi-tung hide the truth, but he is threatened by Tak-shun, who finds some flaw. People around Zi-tung are touched by her sincerity and genuineness, and Zi-tung also reminds Yau-ying to never forget childhood innocence. The duo begin to have affectionate feelings for each other. While they live a happy life, Zi-tung’s brain condition deteriorates.