Former actress Lam Choi-lam sacrifices her career to support her family abroad while her husband, celebrity Ding Chung-yiu, gains fame for his "wife-loving" image. When she secretly returns to Hong Kong, she discovers his love was just a facade. Determined to reclaim her worth, she attempts a behind-the-scenes comeback, but faces rivalry and marital turmoil as past tensions resurface.
Tsui Gong-Yan, a senior executive of a property management company, took advantage of luck and his career was going smoothly. However, he and his wife Helen Kwong accidentally fell into an investment scam and suffered heavy losses. Gong-Yan was assigned to the Beijing branch as CEO, and saw this as an opportunity to turn around, so he and Helen went north to develop, but unexpectedly they encountered a mid-life crisis. Gong-Yan was forced to stay behind for the sake of face due to the rise and fall of his old enemy Ding Chi-Keung. He later met Sophie, whom he had not seen for many years, and his marriage faced a test. Food internet celebrity Tsui Gong-Man and street singer Tsui Bo-Yi each have their own reasons for moving north to join their eldest brother Gong-Yan. The family brainstorms and plans to transform an abandoned transformer factory into a cultural and creative park. Hong Kong people who are "Buddhist" must seriously fight a tough battle in life!
Policewoman Yiu Chi-yue is a natural born Highly Sensitive Person. She brings chocolate, salty lemon water and a brain with an “on-off switch” with her whenever she investigates cases. Her senses are heightened when she drinks salty lemon water that arouses her keen awareness of clues at the crime scene. Through touching the dead body, gathering evidence and her senses, she empathizes with the victim and reconstructs the sequence of events. Since Chi-yue met restaurant boss Wong Mik-kei, the duo are no longer “spectators”. Perpetrators at large are killed one after another. Chi-yue covertly challenges some serial killer on several occasions, and their true identity is gradually uncovered. Chi-yue realizes the two of them have conflicting standpoints even though they are like-minded, causing her to face the conundrum of making life choices. In the meantime, Mik-hei astonishingly makes some decision for her.
