34-year-old Motoko, an employee at a credit union, is stunned when she learns her best friend and co-worker, Mariko, has embezzled 300 million yen and disappeared. Motoko, still un-married, lives at home with her parents and has no future plans or goals. Tired of her monotonous, mundane lifestyle, she decides to move out and live on her own. She happens upon a beautiful old geshuku, or lodging house, called "Happiness Sancha." The building is surrounded by lush vegetable and flower gardens, and is nestled right on the riverbank. There are only 2 remaining tenants; Natsuko, a college professor who has lived there since she herself was in college, and Kizuna, an erotic manga artist whose work doesn't sell much. The manager, Yuka, is desperate to take on more boarders, which is perfect timing for Motoko. This simple drama examines the life of four totally different women brought together under one roof, and follows them on their own searches for happiness at "Happiness Sancha."

In their youth Joe (Bowie Lam), Angus (Moses Chan), Ronnie (Kenny Wong) and Ka Ming are good friends and band mates. During a mountaineering trip, the four are stranded on a snow bound mountain and out of desperation Ka Ming is killed and eaten by the other three. This event has a traumatic effect on them, their friendship, and their friendship with Yan (Charmaine Sheh), Ka Ming's girl friend, leading the previously close group to go their separate ways. Eighteen years later, Yan remains haunted by the memory of Ka Ming, trying to regain what she had with him in part with her husband and and in part with her lover, but finding neither a complete replacement for her lost love breaks with them both. Troubled she loses track of time while alone in the wilderness, sparking a missing persons alert which becomes the catalyst for the four friends to meet again. Though she was Ka Ming's girlfriend all four band mates were in love with her and the three survivors remain in love with her.

College freshman Lin Lan likes to go to the school of the Prince of White Horse, for the sake of his love, under the plan of a good friend and miss, Lin Lan decided to stage a "beautiful beauty against the hero", do not want the play to come true, Lin Lan really injured, was taken to the hospital. After that, two young men fell in love. Four years later, the freshman of the year became a student near graduation. Everyone is preparing for graduation. Little North, who was born in poverty, was struggling to find a good job, but he hit the wall everywhere. On the contrary, the well-to-do Lin Lan has settled the employment crisis sooner rather than later. For this reason, Xiao Bei's heart produces a great psychological drop and sense of inferiority. Lin Lan, who lives well, is unable to understand the pressure of his boyfriend's heart because work is in dispute with Xiao North. The two men fell apart.

Kang Pungho, a 28-year-old insect exterminator, though growing up in an orphanage without any family, has a natural born optimism. Abandoned by his first love Soi, he ends up as a single daddy with a seven-year-old son Kang San. Thanks to his bright temper, Pungho manages to make a living and grows his son just as any other well-off families do. Regarding his son as a happy gift from the heaven, Pungho would die for Kang San. Hari, the only daughter of well-known surgeon, lost her mother at the age of 6 but has grown up a bright girl, supported by deep paternal love. After his father remarried Soi, Pungho’s first love, she comes across Pungho, instantly falls in love with him.

A young man's (played by Eita) sister was killed by his close friend some 15 years ago. He made a promise to his mother that he would take care of sister, but that promise was broken. Because of the death his family separated. The man has lived with guilt of his sister's death ever since. One day, the young man meets a woman (Hikari Mitsushima) who is the sister of his friend from 15 years ago. A bond is formed and they struggle with emotions that come about...

Jai Bao Yu is a male heir who grew up in a wealthy feudal clan dominated by women. His love affairs with his cousins Lin Dai Yu and Xue Bao Chai happened in the midst of his family's struggle to remain influential.

Kang Jae is a wealthy businessman and gangster and Mi Joo is a plastic surgeon. These two meet after Mi Joo mistakes Kang Jae as being her sleazy brother-in-law. Kang Jae just happens to be the boyfriend of Mi Joo's pregnant neighbour, Yoo Jin. Sae Yeon meets Mi Joo and falls in love with her feisty attitude. Kang Jae works for the father of Sae Yeon who is a gangster. Mi Joo and Kang Jae fall in love.

During the early years of liang, the Emperor ascends to Heaven, and Ye Xingyun was tasked to take over the Tian Yuan Deity Origin. As the last prince of Da Luo Kingdom, he decides to challenge the Qi Kingdom's new reign, and sets on a journey to avenge his country. In order to avoid direct confrontation, he sneaks into the Qing Yu family, and assumes the identity of the Prince Qi's estranged brother. In the midst of his journey, he meets the quirky and adorable Ye Yanran, and talented lady Ye Xueyun.