Cheerful high school girl Ha-na (Lim Ju-eun) is always the first to come out and protect her introverted twin sister Doo-na (Park Ji-yeon), who has a slight limp. After Doo-na passes away in a fire, Ha-na finds that her body no longer completely belongs to herself. Doo-na's angry spirit now lives in Ha-na, giving her special powers and monstrous strength. Genius criminal psychologist Shin Ryu (Lee Seo-jin) is an expert profiler who is determined to see justice served. When he learns about Ha-na's abilities, he uses her powers to eliminate criminals that are above the law, and to plan his revenge on the man (Kim Kap-soo) who helped his family's killer go free.

Taro's business failed and he got divorced. He also left his family's home. 5 years later, his oldest daughter Nanami, second daughter Fuyuka and ex-wife Junko still live in the same house which Taro left.

One day, Taro, who has been having difficulties paying his rent, visits his daughter Nanami's office to ask for a loan. Nanami is the bread winner for the family since he left, so she becomes angry at him. Later, Taro arrives at his former house unannounced and begins to live there.

~~ Adapted from the web novel "My 99 Points Boyfriend" (我的99分男友) by Lemon Rain (柠檬雨生).

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Xia Tian, Jia Jiang, Fang Wei, and Bulu grew up on Westside Street together and currently study at Ying Ye School. It's one month away from graduation.

Xia Tian's dad is a police officer on Westside Street and is retiring. But on the day of his retirement, the kids had a fight with the Dinosaur gang at school and were almost expelled. When Officer Xia went to settle the conflict, his gun was misplaced by the principal. After a discussion, it was decided that the students would remain in the school, but they must find the gun within the one month before graduation to let Officer Xia retire peacefully and happily.

While searching for the missing gun, they discovered that an ex-convict Grey Wolf who escaped from prison may be connected with the missing gun. And more surprisingly, Grey Wolf is has been in close contact with the students at Ying Ye.

Park Tae-joon is an intelligent law student and a filial son to his parents who runs a mill. His has a younger brother, Tae-soo not quite as academic still quite smart and a known brat in town, and a younger sister, the kind and gentle hearted Sun-hee. From the same town as Tae-Joon, Kim Mi-ja, his love interest is sick and tired of living in poverty and desires to leave their small town for a better life. One day after their father’s death, the family learns that they will lose their home as a pledge due to an assurance their father has made before his death.

From the poverty stricken post war era of the 1950s to the modern times of Korea, this TV-series follows a family and the surrounding characters who rode the drastic changes with passion.

In the second season, we will be shown the stories of four couples whose feelings are just beginning to emerge, but over time they have clashes of interests that lead to litigation and a break in relations, and maybe rethink their actions in order to preserve love. In any of these couples, you can see yourself in a past relationship or present, they will show you how both parties perceive it.

24 year old Wan Xiao Nan is an ordinary girl. She doubts if she'll ever find her ideal type. One day, a little boy took her to a blind box shop. It is said that her dream can be fulfilled through these blind boxes because the toys come to life the next day. Each guy is different where some are: cultured, overbearing, and more. During this time, she interacts with them and finally understands what she wanted through these experiences.