Stories about a young girl, Jin Joo, who is trying to find her perfect boyfriend, but all her relationships ended the same way, quarrels and partings. These several stories will be told from two persons, the girl herself and her boyfriends, how they see the same situation in different ways. Will Jin Joo be able to sort out his relationship?

A new school year begins at Hanzaki Elementary School and there's a new mysterious teacher named Akutsu Maya in grade 6, class 3. Meanwhile, Kanda Kazumi is now entering the 6th grade and filled with excitement about the new school year. Kazumi also has Maya Akutsu as her new homeroom teacher. The students in grade 6, class 3 quickly realize that Maya never smiles at them and treats them mercilessly. Students are not even allowed to use the bathroom during class time. Maya places a high emphasis on test scores and gives pop quizzes every week. Students who receive the lowest scores, become almost like her slaves as they must perform odd jobs in the classroom. Kazumi quickly falls into the crosshairs of Maya. A year 1-year battle then ensues between Maya, who rules her classroom like a queen, and the students of grade 6, class 3.

"Long Lee" is a sophomore student who has a one-sided love for "Ning." He is waiting for "Ning" to accept his love, but Ning chooses "Pai."

Can it be a happy ending?

Cui Wei, Sun Qiang, and Song Danan are old friends from high school. Now they are fathers but have not really matured. The departure of his wife made Cui Wei, the deputy director of the bank, ruined. Without the help of his old friends, he might not be able to pass this hurdle. The appearance of Wang Shanshan, who is straightforward, makes him even more unprepared; Sun Qiang is handsome and narcissistic, often provokes his wife Feng Jingjing to be angry. However, he always has a way to recover; Song Danan is an "economic control", successfully brainwashed his wife Lu Xiaoting as a sinner who does not like to spend money, and the two of them ventured into a partnership after experiencing a career change. The drama mainly tells the story of the three people facing the difficulties and crises in life and has the courage and responsibility to finally restore their own happy stories.

Shishido Joichiro (Hirano Kinari) cannot tolerate unreasonable things and bullying. After moving from one job to another because of his tendency to lose his temper, he immediately decides to join the private security firm Tokyo Fists at the invitation of its company president Wanibuchi Tsuyoshi (Murakami Jun). The firm is made up of a group of tough bodyguards who preserve peace on the streets at night. However, Shishido has to go through training first. If he is deemed appropriate, he will then be hired as an employee. He meets the capable but very overbearing Hachino Shinya (Yoon Hak), who will be his direct superior during the training. Although Shishido feels overwhelmed by the employees who show up, he slowly starts to grow up little by little.

A cowardly man unwittingly unleashes three spirits seeking revenge against the family he works for. The spirits take turns taking over his body, causing all sorts of mischief along the way.

Akeanan is an outstanding school in all aspects: education, sports… and secrets.

Traffic comes to Akeanan to look for his sister Fah, who disappeared months prior and with neither the police nor the school finding any trace of her. In the course of his investigation, Traffic finds himself in Room 4/6 and meets the outsiders of the class: bad boy Andrew, the quiet Highlight, the strong and powerful Title, friendly and playful Jim Bae, and the academic genius Buntad.

Traffic gets an invitation from their teacher to join this group of boys, the secret shadow society known as Blacklist, dedicated to investigating the mysterious occurrences in their school.

Together, Blacklist will find out not just what happened to Fah but will also slowly uncover the deep dark secrets of Akeanan School.