Telling the love and hatred between Dan Qiu Xu and Wang Yuan He who are deskmates that fall in love. Adapted from the novel of the same name.

In Taipei, he met friends who belonged to Taipei, such as the careless Ah Zhe (played by Jack Tan), the gentle and kind Xiao Shan (played by Cathy Chung), the exaggerated and crazy Hai Hai, and the serious and polite Ah Sing. The cultural curiosity and preliminary exploration between each other, After experiencing confrontation, conflict, mutual help, and finally feeling true friendship and love, let everyone learn to face problems bravely, and also have a better understanding of who you are. This is a winter vacation, and it also highlights the grandmother's longing for and understanding for her daughter who marries away. The communication between her grandchildren has crossed the language barrier. The inability of family affection also made Ah Zhe unable to isolate the alcoholic mother from his heart, and the wall between Xiao Shan and his father was also broken through Joshua's efforts. Is the United States or Taiwan the true root of Joshua? Is Grandma a strong stubborn old man or a kind and lonely old man? Can money really solve the problem? Who is the person he cares most about? At the beginning of the winter vacation, Taipei did not give him much expectation; at the end of the winter vacation, Taipei made him expect more.

Shinichi Sakurai (Sadao Abe) is married to Kanako (Kyoko Fukada) and they have a daughter named Kaori (Mikuu Yamada). Both, Shinichi and Kanako received only a middle school level education. Even though they don't have much money, they are a happy family. At work though, Shinichi experiences effects of only having a middle school education.

One day, Shinichi sees Kaori’s poor score for a national test. He freaks out and decides to improve Kaori's education. Thus, 41-year-old Shinichi begins studying with Kaori and instructs her for the upcoming middle school entrance exam.

Miku has lived alone with her father, Jinbe, since her mother's death. On her 20th birthday, Jinbe tells her that he made a promise to her mother to raise Miku as his own daughter. In other words, he's not Miku's real father. Feeling as though she cannot live under the same roof with him anymore, Miku sets out on her own. Jinbe confides in a co-worker that lately, he's been seeing Miku less as his daughter, and more as a woman...

Dong-Joo (Lee Dong-Geon) and Ki-Tae (Seong-su Kim) are both abandoned by parents and brought up in an orphanage as best friends. The friendship of the 3 people starts as Ji-Soo (Kim Ha-Neul) is transferred to Dong-Joo’s and Ki-Tae’s school. Ji-Soo envies the strong friendship between Dong-Joo and Ki-Tae, but starts to grow special feelings towards Dong-ju. One day Dong-ju jumps into the water to find Ji-Soo’s ocarina and he becomes missing since. Ji-Soo and Ki-Tae believes that he is dead. Meanwhile, a Japanese couple discovers Dong-Ju, and takes him back to Japan with them. Ki-Tae naturally takes over Dong-Joo’s place and he and Ji-Soo become lovers. However after twelve years, Dong-Joo comes back as a Japanese gentleman and he manages to find Ki-Tae and Ji-Soo. He is first happy to find his past memories, but as his feelings for Ji-Soo comes back, the friendship between Dong-Joo and Ki-Tae starts to drift apart.

Shishido Joichiro (Hirano Kinari) cannot tolerate unreasonable things and bullying. After moving from one job to another because of his tendency to lose his temper, he immediately decides to join the private security firm Tokyo Fists at the invitation of its company president Wanibuchi Tsuyoshi (Murakami Jun). The firm is made up of a group of tough bodyguards who preserve peace on the streets at night. However, Shishido has to go through training first. If he is deemed appropriate, he will then be hired as an employee. He meets the capable but very overbearing Hachino Shinya (Yoon Hak), who will be his direct superior during the training. Although Shishido feels overwhelmed by the employees who show up, he slowly starts to grow up little by little.

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One family reaches a turning point when the father sleeps with the young girl next door, whom they've known since she was a child. The girl's mother is also willing to let her daughter be a mistress due to money.