Hae-woong, an assembly member candidate, is taken out of the running because he became a thorn in the side of a local bigwig, Sun-tae. Hounded by loan sharks, due to defaulting a campaign loan, he decides to get his hands dirty. He steals classified government’s information about an urban development plan and obtains the help of a local gang leader, Pil-do, by promising hefty real estate profit. Now Hae-woong re-enters the race and tries to take revenge on Sun-tae. Unbeknownst to him, his messy journey through politics has only just begun.

Choi Ki-dong, who becomes a teacher, and Park Young-jun, who becomes a gang member, meet again after 10 years. To compete for Min Ju-ran, they start a fierce battle remembering their high school days, when the situation was completely different.

Seung-jin, who is preparing for an audition to pursue his ambition of becoming a singer, moves into a new studio apartment. On the first night, as he just started to settle in, he hears a woman wailing from next door. With all the noise she makes owing to her badly soundproofed room, La-ni has driven away several neighbors. Seung-jin isn't one to back down easily. Their argument intensifies to the point that they have discovered everything about one other's life through their noises save for their names and faces.

A brilliant math teacher formulates the perfect cover-up after his neighbor murders her abusive ex-husband.

Two detectives in need; Myung-deuk looks after gang and takes bribes for his sick daughter; Dong-hyeok helps Myung-deuk to settle his gambling debts. One day they hear an information that Chinese gang is shipping a big amount of cash abroad and decide to steal it for themselves. But things go wrong and they're now chased both by police and Chinese gang.

Choi Ik-Ho is a martial arts star with talent for action and humor. But one day, he is framed for murder. Ace is a game planner, who makes a game for the Korean upper class. He is a villain who makes a city into a big gameboard through technology. Ace and Choi Ik-Ho become adversaries as Choi Ik-Ho jumps into the game to save his brother.

After barely surviving a brutal attack by a sadistic serial killer, crime boss Jang Dong-su is left humiliated. Determined to catch the killer known as K, he forms an uneasy alliance with Jung Tae-seok, a relentless and incorruptible detective who often disrupts his illegal business. However, while Jang Dong-su wants K dead, Jung Tae-suk is determined to bring him to justice. With a deal in place—whoever finds K first will decide his fate—the hunt begins, blurring the lines between crime and law.

When raw gold is discovered deep in the woods, a group of gold hunters arrive to mine it. Several neighbors in the area witness the hunters by chance and find themselves in danger. Among the witnesses, hunter Ki-sung risks his life to protect the other witnesses and engages the gold hunters in a cat-and-mouse game of death.

Young Kim Chang-soo is placed behind bars, charged with murdering a Japanese person who took part in Empress Myeongseong's assassination. In prison, Kim Chang-soo sees how Koreans are persecuted and grows into a fighter for Korean independence.

In August 1950, waiting for UN troops to arrive, the South Korean army assembled to protect Nakdong River. Only 71 student-soldiers are left behind to guard the city of Pohang. Now they are on a mission to defend the country from North Korean troops.