Ji Ahn is a new contract employee at an advertising company. What challenges await her there and how or if she overcomes it is the backdrop of the story.

The real story of adulting!

“Not All Right, But It’s Alright” for struggling youths.

The story opens during the last days of the second Shogun, who has two sons, Iemitsu and Tadanaga. Iemitsu is the elder son and is expected to become the next Shogun. However, the real lion's share of the power is held by the Shogun. The Emperor, who belongs to the Noble class must approve the selection of a new Shogun. This rules governing behaviour for the Nobles are distinctly different from the rules for the Samurai. The main goal of the Nobles is to restore the true governing power to Japan to the Emperor. To accomplish this goal, the Nobles feel the more chaos the better. The Yagyu Conspiracy retells the one of the most exciting and intriguing chapters found in Japanese history...

The three friends Ma Dong Shan, Han De Chang, and Song Tian Ming set up a hotel together. Thirty years later, Ma Dong Shan has fallen ill, Han De Chang died early and Song Tian Ming lost his son. Therefore, Ma Dong Shan, who is the chairman, wants his daughter Ma Ke Ai to inherit the hotel and calls her back from abroad. In the meanwhile, Ke Ai gets into a car accident and barely escapes death, but gains a new ability after waking up again: she can see into the future. Upon hearing about her father’s illness, she immediately returns back home. After a series of accidents happen, Ke Ai realizes that there must be some big secret behind it. Together with Xia Yu Xing by her side, Ke Ai withstands all upcoming hardships and also finds love along the way.

Chan Dai-Ha (Frankie Lam) sells Chinese desserts and falls in love with a wealthy girl named Gei Hao-Yee (Kenix Kwok). Each time Dai-Ha tries to help Hao-Yee, he does something wrong and angers her instead. One day, Hao-Yee and her servant falls down a hill and he saves them. Without thanking him, she shouts at him and mistakenly drinks the soup with ten magical beans in it. The magical beans make her pregnant. However due to a law in the town forbidding unmarried pregnancy, the villagers are angry and want her punished. Dai-Ha finds out and explains to the villagers that he is the father, causing a deferral of Hao-Yee's execution. Dai-Ha brings her to his small home where their ten babies are born. Together, they both raise the children, but soon all the children become adults except for Ten (Jeffrey Wong). The parents were afraid of their adult sons, and abandoned them. The children ran around town causing trouble. Subsequently, Two (Jason Lam)and Three (Jack Wu) are adopted by the evil marshal Man Sai-Hung's (Liu Kai Chi) wife, who did not want her husband to know that their real sons had died. When Dai-Ha sees them he tells Hao-Yee and they both stop the villagers from burning them revealing that she really does care. Though because they are poor, Four (Don Li) and Ten were sold to a circus whose leader was extremely strict and disciplined harshly. Nine (Adam Ip) was sold to a richer family. The remaining sons were taught by their mother, and One (Lai Lok-yi), who was the most mature, helped Dai-Ha with his business. One and Four fall in love with the same girl that works at the circus but it turns out she loves One whereas Four believes she should be with him. Meanwhile Two and Three find out that they are a part of the family because of a mark on their backs they all have and when they try to go back it starts a war. At first it seems pretty even because the brothers have special powers with one disadvantage, gunpowder which weakens them like the way kryptonite is to Superman. Hao-Yee's decision earlier on was to help her sons instead of marrying someone else and getting pregnant. In the first place it has caused her father to disown her, but he comes back. Four gives him porridge which he says the secret is keeping the spoon in while it cooks, which is also the same thing Hao-Yee said earlier. While Hao-Yee's father deny's it; they find a painting that he said was of his daughter, one which he had refused to show them, that clearly depicts Hao-Yee. Shortly after they accept each other, Hao-Yee's father catches a disease ands is blocked away from other civilizations, like they used to do. As Ten cries over this his tears heal the disease. Hao-Yee points out when he had been stung by bees as a prank gone wrong, he cried out all the poison. So they use Ten to heal everyone with the sickness. One day, a mysterious white-haired man appears in One's visions and tells him that the brothers will die on the 15th day of the 8th lunar month if they do not leave with him. One did not initially believe him, but did so later. When the parents find out about the prophecy, on the 15th of the 8th lunar month, they sent their children away. But after they have left they see their mother in trouble and all rush back to help her. As they disappear they became ten sparkling stars in the sky. In the future they have their own son who points up to the stars and happily acknowledges them as 'brothers'.

Despite being poor, Jung-Yuen is a happy teenager who gets on well with his family. During high school, he develops a crush on Shu-Yuen, a girl from his neighboring village, who is extremely smart, but reclusive with an odd personality. After they both begin university, Jung-Yuen, a medicine major, comes up with every excuse he can think of to get Shu-Yuen's attention, who locks herself away from the world in the library and her laboratory. After a lot of effort, Jung-Yuen finally succeeds in winning her heart. Mysterious equation is an uncanny love story about an optimistic doctor and a scientist who was ready to dedicate the rest of her life to science.

At the beginning of the 1920s, military conflicts in the Warlord era has resulted in unbearable conditions. Amidst the chaos, Shen Qinan's family experiences a terrible misfortune. His father is killed after unwittingly becoming entangled in a smuggling case. His mother falls to grave danger in her escape. The four brothers and sisters overcome many hurdles to flee to Shanghai but they are forced to separate.

Many years later, they will reunite again. Shen Qinan manages to climb from the depths of despair to make a name for himself as a famous architect in the Shanghai Bund. He meets Fu Hanjun, a gifted architect who puts the people's needs and traditional Chinese architecture at the heart of her designs. During Shanghai's development, Shen Qinan works hard to build affordable homes for the people. When the Second Sino-Japanese War erupted, Shen Qinan uncovers a conspiracy and plays his part to prevents many deaths.

Lee Ja Young comes from a poor family who lives in the basement of one of her rich schoolmates, Lee Shin Hee. Ja Young is one of the top students in her class as Shin Hee is one of the more mediocre students. On the day for college entrance exams, Shin Hee's family bribes Ja Young family into Ja Young taking the test for her. Ja Young is forced to take it for the sake of her family's future. More complications arise when Ja Young's first relationship ends due to a mistaken identity and Shin Hee's crush, Jung Hyun Woo begins to fall for Ja Young.