When Mi-so and Ha-eun first meet in childhood, their lives become instantly intertwined, forming a bond surrounded by happiness and naivety. But as adulthood arrives, alone and together, they are forced to deal with sadness, anger, grief, growth, and most of all, love.

Se-jin, a high school student, becomes pregnant and gets ostracized by her family and school. While wandering the streets, she meets Joo-yeong, an experienced runaway, and tries to get an abortion with Joo-yeong's help.

Duk-soo lost his father and younger sister while taking refuge during the Korean War. He leaves for Germany to work as a miner and enters the Vietnam War. He wishes to find his sister.

A young poker player at the top of his game joins a team led by the legendary poker player One-Eyed Jack. While successfully working on a plan to win a huge jackpot, a single mistake puts the entire team in a life-or-death situation.

Chi-ho, a genius confectionery researcher who has developed addictive flavors, experiences a sweet change when he meets Il-yeong, a call center worker at a loan screening company who thinks optimistically about everything, and goes through sweet changes.

Ja-yoon is a high school student who struggles with memory loss after she endured some unknown trauma during her childhood. While trying to uncover the truth, she is unwittingly dragged into a world of crime and finds herself on a journey that will awaken many secrets hidden deep within.

Min-cheol, who works at a motel, makes dirty money by filming illegal sex videos of the guests. Although feeling guilty, he has no choice but to continue the job to pay loan shark debts. On one rainy night, he witnesses a guy strangling a drunk woman to death through the hidden camera. Still debating between selling this provocative footage and reporting a crime, Min-cheol now has to make a decision.

When two men find their lives derailed, they meet challenges that force them to face a fierce battle to protect their loved ones.

A golf bag filled with cash sets off a furious chase between an unemployed man, a delivery man, gangsters, a killer, and a cop.

After the assassination of President Park, martial law has been declared. A coup d'état bursts out by Defense Security Commander Chun Doo-gwang and a private band of officers following him. Capital Defense Commander Lee Tae-shin, an obstinate soldier who believes the military should not take political actions, fights against Chun Doo-gwang to stop him. The conflict between the two grows while military leaders are holding their decision and Defense Minister is gone. In the midst of chaos, the spring of Seoul that everyone longed for heads to unexpected direction.