The story is set in the Qing dynasty during the reign of Emperor Yong Zheng. Yong Zheng's harsh and brutal policies lead to widespread discontent and dissension. Meanwhile, a secret death squad, named after their dreaded weapon — the flying guillotine — goes around slaying the emperor's enemies. The young crown prince, Hong Li, disguises himself as a commoner and embarks on an inspection tour to Jiangnan. There, the prince evades assassination attempts orchestrated by nobles plotting to seize the throne, and uncovers a shocking truth about his birth and origin. Besides, he also meets and befriends two maidens, Lu Si Niang and Yu Niang.

The play mainly tells the story of a prince’s ups and downs and great joys and tragedies during the turbulent years from the late Qing

The drama is based on the historical background of King Sejo (1455-68) and the six loyal subjects, known as "sayuksin." The story tells the tale of six royal officals of the court who try to help restore Danjong of Joseon to power and fight against the coup led by Sejo of Joseon. It is a story of six loyalists who were killed in an attempt to restore the dethroned King Danjong after the notoriously brutal King Sejo seized power.

Yu Gang Hyuk was only 7 years old when his father was murdered in a car "accident" and separated from his identical twin, Yu Shin Hyuk. He forgot his name and family and given the name Suh Ha Eun by his adopted father Suh Jae Soo. He falls in love with his adopted sister, Eun Ha and tried to be very honorable about it. He was led to become a cop because of his father's badge. While investigating an alleged case of suicide, he eventually learns of his twin brother. Against the warnings of his peers, Ha Eun becomes more and more involved in this suspicious case. As a part of a larger scheme, Ha Eun is targeted for a hit by unknown individuals. And when Ha Eun and Shin Hyuk finally meet for the first time in twenty years, the murderers kill Shin Hyuk accidentally mistaken him for Ha Eun. As a result, Ha Eun vows to get revenge by giving his enemies psychological torture and takes on his brother's persona as an undercover cop and that is where the drama begins.

30 years after the events of Ultraseven, Furuhashi is now Captain of the new Ultra Garrison that aims to defend Earth. It takes place in an alternate continuity in which Ultraseven is the only Ultra to have come to Earth.

The story tells of Tian Xin and her older sister, who were abandoned by their mother at a young age. When they grow up, they open their own boutique together. After Tian Xin breaks up with her ex-boyfriend Yuan Ping due to his political marriage, she becomes acquainted with the wealthy Zhou Yi Xiang. Meanwhile, Fang Tong tries to harm Tian Xin so that she will have the chance to marry into wealth.