Dojima Otaro works as a popular host. Because of a past incident, he believes that love makes people unhappy. He now only pursues money and power.
A mysterious woman appears in front of Dojima Otaro. The mysterious woman has a pale face with red lips. She kisses him and he dies, but the next moment he regains consciousness. He realizes he is now 7 days in the past. The mysterious woman also follows him. Due to her kiss, Dojima Otaro dies and goes back to the past over and over again.

It follows the Qin State during the late stages of the Warring States era. Ying Zheng, Lu Bu Wei, Li Si, Wang Jian, and many formidable politicians work together to unite the six states under one rule. The Qin Empire becomes the first dynasty of Imperial China.
The Qin State has achieved strategic dominance among the six states due to aggressive measures put forth by King Zhao Xiang. After the consecutive deaths of King Zhao Xiang and his successor King Xiao Wen, the royal court was thrown into disputes over legitimacy. Lu Bu Wei, a powerful and influential merchant attempts to seize power by helping Ying Yi Ren, a prince in exile, to the throne. The eldest prince leaves the capital bringing the political unrest to a close.
Qin strikes down the other states with the ambition to rule all the lands. However, the battle between Qin and Zhao proves to be difficult and deadly. After Ying Zheng, a prince of Qin, and his mother Zhao Ji make their way home, Ying Zheng begins to exhibit the qualities of a ruler under the guidance of Lu Bu Wei. In order to seat her son on the throne, Zhao Ji and Lu Bu Wei join hands against Huayang Furen. Ying Zheng starts on a bloody path to becoming an emperor as he uses the people around him to secure power.

Sun Ruo Wei entire family is killed on the orders of the Yongle Emperor in 1402, though she escapes death after being secretly adopted by Sun Zhong. Sun Ruo Wei becomes the concubine of crown prince Zhu Zhan Ji by chance, and continues to investigate the truth behind her family’s death.
However, Sun Ruo Wei decides to abandon her revenge plans after realizing how dangerous it would be to destabilize the court for her own personal goals. Touched by Zhu Zhan Ji’s kindness, Sun Ruo Wei resolves to become a virtuous empress who can support him in times of hardship. Unfortunately, Zhu Zhan Ji passes away after a decade on the throne, and Sun Ruo Wei is honored as Empress Dowager once her 7-year-old Zhu Qi Zhen ascends the throne.

It follows the Qin State during the late stages of the Warring States era. Ying Zheng, Lu Bu Wei, Li Si, Wang Jian, and many formidable politicians work together to unite the six states under one rule. The Qin Empire becomes the first dynasty of Imperial China.
The Qin State has achieved strategic dominance among the six states due to aggressive measures put forth by King Zhao Xiang. After the consecutive deaths of King Zhao Xiang and his successor King Xiao Wen, the royal court was thrown into disputes over legitimacy. Lu Bu Wei, a powerful and influential merchant attempts to seize power by helping Ying Yi Ren, a prince in exile, to the throne. The eldest prince leaves the capital bringing the political unrest to a close.
Qin strikes down the other states with the ambition to rule all the lands. However, the battle between Qin and Zhao proves to be difficult and deadly. After Ying Zheng, a prince of Qin, and his mother Zhao Ji make their way home, Ying Zheng begins to exhibit the qualities of a ruler under the guidance of Lu Bu Wei. In order to seat her son on the throne, Zhao Ji and Lu Bu Wei join hands against Huayang Furen. Ying Zheng starts on a bloody path to becoming an emperor as he uses the people around him to secure power.

Sun Ruo Wei entire family is killed on the orders of the Yongle Emperor in 1402, though she escapes death after being secretly adopted by Sun Zhong. Sun Ruo Wei becomes the concubine of crown prince Zhu Zhan Ji by chance, and continues to investigate the truth behind her family’s death.
However, Sun Ruo Wei decides to abandon her revenge plans after realizing how dangerous it would be to destabilize the court for her own personal goals. Touched by Zhu Zhan Ji’s kindness, Sun Ruo Wei resolves to become a virtuous empress who can support him in times of hardship. Unfortunately, Zhu Zhan Ji passes away after a decade on the throne, and Sun Ruo Wei is honored as Empress Dowager once her 7-year-old Zhu Qi Zhen ascends the throne.

Nao Yoshino has failed the entrance exam for her target high school. Devastated and defeated, she enrolls in a technical high school called Kenritsu Asuka Kougyou Koukou, or "Asukou" for short. Out of the 148 entering freshmen, only three are girls, and Nao is the only one in her class. Surrounded by boys and stuck taking part in dirty, challenging, technical classes that she doesn't want to take, Nao finds herself feeling frustrated and alone. But when her male classmates, one by one, begin to come around her and lift her up, Nao learns...maybe her new school's not so bad after all.

27-year-old fashion designer Soo Jin goes into a convenience store to buy a Coke but accidentally leaves it on the counter. Remembering the Coke, Soo Jin walks back to the store and bumps into a carpenter, Chul Soo, whose goal in life is to become an architect. While surveying a construction site that her father is in charge of, Soo Jin sees the same man and soon falls in love with him. A relationship develops between them but Soo Jin will have to face an undeniable fact.

Gong Ah Jung, a level 5 Ministry of Culture official, gets entangled in a web of lies when she mistakenly lies that she's married to Hyun Ki Joon, a noble hotel manager from an affluent family. Their relationship is further complicated when Ki Joon's ex-fiance and a close friend of his brother's, Oh Yoon Joo, reappears in his life.

Chai Xiao Qi, an alien girl from "Cape Town Planet", lost her signal and had to stay on earth. She encountered overbearing boss Fang Leng, who was suffering from "rainy weather heterosexual amnesia", and he would forget the females around him. A hilarious and romantic cross-star love story since then started.

Chai Xiao Qi was not only an alien, but also a true-handed witch. Once she inhaled the hormone emitted by males on the earth, she would fall into a "flowery state" and meet many funny things after that. In order to survive on the human earth, Chai Xiao Qi used her various superpowers to solve one accident after another.

Jun Gi teaches physical education at a girls' high school where he comes to take an interest in one of his more forward students.
She openly expresses her interest in him, and an intimate relationship develops. He feels guilty for betraying his pregnant wife and decides to end this relationship. But the girl refuses, as the rumours around the two intensify.

When a young gang leader seems to be just a bit too stupid to effectively carry out his daily tasks - embarrassing his gang members and himself frequently - his superiors order him to go back to school for his high school diploma. Once situated in the school, posing as a 19-year-old, he soon learns that the school is even more corrupt and vicious a place to spend his days than in his gang. After he can't stand it any longer, he decides to stop playing "the innocent student" and unleashes his wrath on the place.

Kye has graduated and entered college. He is dispatched to a high school to work as a student teacher for four weeks.

The problems in high school are worse than the original. Kyu witnesses one especially corrupt teacher forge the scholastic documents of privileged students whose fathers are high-ranking politicians and have a sexual relationship with a pupil.