Junko Harumi was once a model student during her middle school and high school days. She failed to enter the prestigious Tokyo University and her life has not gone smoothly since then. She had a hard time finding a job and having a romantic relationship. Now, at the age of 31, she works as a teacher at a private institute. 3 men, who vary in type, appear in front of her. Masashi Yakumo is her smart cousin that went to Tokyo University, Kyohei Yuri is a disorderly high school student and Kazuma Yamashita is Kyohei ’s teacher in high school.

This drama is set at a small police station. A single mother struggles to raise her daughter while working as a police. A rivalry then formed between her and a valedictorian policeman who dedicates himself fully to his job.

Moo Goong Hwa is a former boxer. After the death of her husband, she has raised her daughter alone. She now works as a police officer. Cha Tae Jin is an elite police officer who graduated from the police university. He is full of justice.

When a patient died from a rare anesthesia complication, Dr. Xiao Zheng Xun was pressured to take the blame. Insurance agent Ye Jian De, who handled the death claim, discovered that it was not the first time the hospital shifted responsibility onto their employees. The duo teamed up to investigate the hospital insiders. Just when the truth was to come out, troubles began to befall on the personnel related to the incident, one after another.

The quirky experiences of a popular singer who returns to school and becomes seat mates with a seemingly ordinary girl. When Si Tu Feng decides to go back to school, he becomes the center of attention as fans, classmates and the media follow his every move. He meets Chen Qing Qing, an ordinary student with a dual personality.

Secret agent Shen sneaks into a Peking opera group in search of the treasures hidden by the powerful warlord Yuen Shikai.

Parima have bad love experience, so she afraid of love and intend to consecrate harm all of her life. Her friends gang call her nun. But its not easy when she meet Kawin a half-cast boy. He is looking for his mom and the only clue to find his mother is a locket. Parima doesn't know that Kawin is Kevin Blake the owner of "World-Class Match Maker."

The new season begins with a special case that leads the duo to the Consulate-General of Japan in Hong Kong. It’s the first time for ‘Aibou’ to expand its setting to a foreign location since they went to London in the second season. Mizutani commented that it perfectly suits inspector Sugishita Ukyo, since Hong Kong used to be a British colony and Ukyo is interested in everything British. His new partner is called ‘Kai Toru’. He’s played by Narimiya Hiroki and is going to breath new life into the series. More details about him can be found here and here, but we will have to wait until the first episode to find out how they end up as partners.

Zhang Xiao, a 25 year old girl from modern times had just gotten into a fight which leads to a car accident that caused her to go back to the Qing Dynasty. There, she is in the body of Maertai Ruo-Xi who is the sister of the 8th Prince's wife, Maertai Ruo-Lan. In the Qing Dynasty, she finds that life is hard because love is controlled by only one person and is not decided freely. She becomes entangled into the battle of the Princes for the Throne. Ruo-Xi has half a year before she enters the Palace for the maiden selections. How will she survive the Qing Dynasty?

Adapted from the novel "Bu Bu Jing Xin" (步步惊心) by Tong Hua (桐华).