Set in the year 2071, where the world has been decimated by toxic air pollution. Only about 1 percent of the population has survived and a strict social class now exists. People rarely leave their homes and, when they do, they wear gas masks due to the air pollution. Citizens rely heavily on parcel delivery service for their needs. Delivery drivers, known as knights, delivers the packages and also protect them from thieves.
Knight 5-8 is a legendary knight. He is also highly skilled in physical combat. He happens to meet boy Sa Wol, who is a refugee. Sa Wol dreams of becoming a knight and he admires Knight 5-8. Seol A is an officer in the Defense Intelligence Command. She saved Sa Wol’s life and takes care of Sa Wol like he is part of her family. Knight 5-8 helps Sa Wol become a knight.
Based on webcomic "Taekbaegisa” by Lee Yoon Kyun.
Nam Haeng Sun used to be a national athlete. She now runs a side dish store. She has a super positive personality and unlimited like stamina. She takes another turn and enters the private education field, which is for students preparing for their university entrance exam. Unexpectedly, Nam Haeng Sun gets involved with Choi Chi Yeol.
Choi Chi Yeol is a popular instructor in the private education field and is known as Ilta Instructor (most popular instructor). He works hard at his job. As an instructor to his students, he speaks without reserve and implements showmanship in his lessons. He has accumulated wealth and fame as a popular instructor, but, with increasing success, he has become more sensitive, prickly, and indifferent to people. He then meets Nam Haeng Sun with her super positive personality and never ending stamina. The relationship between Nam Haeng Sun and Choi Chi Yeol develops romantically.
In 1999, a teen with a heart of gold begins keeping close tabs on a popular classmate as a favor to her smitten best friend.
Bo Ra is 17-year-old high school student. She is good at taekwondo and has a bright and positive personality. She is also a member of the broadcasting club at her school. Woon Ho is a member of the same broadcasting club.
Bo Ra is best friends with Yeon Du, who attends the same school. Yeon Du has a crush on Hyun Jin. She asks Bo Ra to find out everything about Hyun Jin and goes to the U.S. to have heart surgery. After that, Bo Ra begins to observe Hyun Jin closely and she falls in love with him.
"Our Blues" takes on an omnibus-style drama, which tells the story of diverse characters that are somewhat interconnected to one another, in one way or the other.
Lee Dong Suk, a guy born on the beautiful island of Jeju who sells trucks for a living, meets a girl named Min Sun Ah, who has a very mysterious past and comes to Jeju to escape that life.
The ship captain Park Jung Joon falls in love with Lee Young Ok, a diver with a very bright and bubbly personality.
The fish shop owner Jung Eun Hee reunites with her past lover Choi Han Soo. They will meet in Jeju Island when he returns after realizing the city life is not for him.