The series starts off with a business tycoon, Alex Ting Yau Kin, waiting for a telephone call. It then moves into a flashback to Kin's childhood years.

Suam is a mischievous girl who grew up in the slums. She develops a crush on Danurut, a good cop, the first time she meets him due to his good looks and kindness. They met previously at the police station when Danurut helped Suam get out of some trouble due to a false accusation. Suam is then asked to become a spy for the police by an undercover deputy commander named Tuan. His mission is to spy and gather evidence on an influential criminal named Sia Ha. Tuan believes Danurut’s uncle is part of Sia Ha’s gang and suspects Danurut as well. Suam gets involved with Danurut again when he misunderstands that she is Aek’s mistress who is his cousin’s fiance. He hires Suam to be his fake wife to keep her away from Aek and to also help him avoid his ex-girlfriend Suchada who is also Sia Ha’s daughter. Tuan believes this is the perfect opportunity to spy on Danurut so Suam accepts his offer. Suam and Danurut bicker and fight all the time. She moves into his house pretending to be his wife because he needs her to follow his orders while she must spy into him!

Zhen Yuan Yuan is a plump girl who fell in love with her high school senior named Ruan Dong Shen but they were separated due to some misunderstanding. Many years later they were once again reunited in their adulthood. Now Yuan Yuan had slim down and became a fashion model with the stage name Eva while Dong Shen became a successful entrepreneur and chef. They began an incredibly miraculous journey of love together but.....it may not be as he planned.

In the town of Karasume, most of the lands are owned by Kurosawa Bunzo, the head of the Kurosawa family and the owner of a real estate and construction company called 'Kurosawa'. Though Bunzo is much hated by the people of Karasume, due to his greed and profiteering ways, no one dares to stand up to him. The townsfolk came up with the saying, "Kurosawa loves alcohol, money and women". Bunzo has 3 sons, the eldest being Mitsuru, who was born to his first wife. Followed by Isao and Ryo, who are the sons of his second wife, Shiori. Mitsuru is currently unemployed and is debt-ridden, and thus leads a miserable, tight lifestyle living together with Endo Kanako. While, Isao who graduated from a prestigious law school and passed his bar examinations in one sitting, is now working for a law firm in Tokyo. Ryo is studying to be a psychiatrist, and is now in his fourth year of medical school. He lives in a dormitory near his hometown. One day, Bunzo is found dead in his bedroom, under very suspicious circumstances. The police rounded up all three sons, and brings them in for some voluntary questioning. The detective already knows each of their motives for killing Bunzo, where it all started 2 weeks before the murder at the Kurosawa family meeting... --Fuji TV

On her seventh birthday, Chalita's entire family was killed. Kawin/Kevin, was given the option to slay three people in order to protect one. His guilt drove him to distance himself from her.

In her youth, Chalita is adopted by a mysterious stranger who is known as, "Nai Noi (Young Boss):" He turns her life around and is her means of support. Kawin moves next door to Chalita and their lives become entangled. Feelings blossom, and happiness is reintroduced to Chalita's life, but Kawin risks losing her, if his secret were to ever be revealed. If Chalita ever recalled the past, he will lose everything.