Both are action, thriller and has gangster/mob in it.
The good and bad not necessary all fight
Can they really join force? What are they fighting for?

This is also a gangster film.This both film are similar.If you like nameless gangster than you should also see a dirty carnival & for the emperor.

Yi Hwan is a former professional baseball player. He was involved in fixing games and lost everything. Gang boss Sang Ha runs a money lending business and a gambling location. He makes Yi Hwan work for him. Meanwhile, Yi Hwan falls for bar owner Yeon Soo.

Without spoiling anything, both movies humanize gangsters. Despite the fact that the main leads have very reprehensible actions, the movies manage to build empathy for these characters. The movies both show the gritty realities without any glamorization.

A model student transfers to the notorious Jungmoon High School known for its severe corporal punishment by teachers and power struggles between school gangs.

Kim Byung Doo is a charming low-level gangster creeping up on 30 years of age. His youth rapidly fading, Kim has seemingly been on the cusp of making something of himself for years, his natural charisma making him well respected among his peers while a manipulative boss and string of bad luck has kept him firmly locked into his lowly status. When a wealthy industrialist approaches Kim's boss to eliminate a bothersome criminal prosecutor, Kim sees his long-awaited chance to advance and takes it. But all advancement comes at a cost.

A model student transfers to the notorious Jungmoon High School known for its severe corporal punishment by teachers and power struggles between school gangs.

Kim Byung Doo is a charming low-level gangster creeping up on 30 years of age. His youth rapidly fading, Kim has seemingly been on the cusp of making something of himself for years, his natural charisma making him well respected among his peers while a manipulative boss and string of bad luck has kept him firmly locked into his lowly status. When a wealthy industrialist approaches Kim's boss to eliminate a bothersome criminal prosecutor, Kim sees his long-awaited chance to advance and takes it. But all advancement comes at a cost.

During the Joseon Dynasty, a young woman named Hong Chun Ki is a painter – a true rarity in Joseon Korea, where Confucian values dictate that such pursuits are unsuitable for a woman. She was born blind but somehow managed to acquire a sense of vision. And now she has been accepted to the most prestigious art college in the land. One day, she meets Ha Ram, an astrologer whose fate is the polar opposite of her own: Although he was born sighted, he lost his vision in a childhood accident. Regardless, he is also in possession of an astounding talent that allows him to read the future by tracing the movement of the sky at night despite the fact that he is blind. The duo is sucked into the machinations of the royal court, particularly those involving two princes, the free-spirited Prince Yang Myung and the cruel, scheming Prince Joo Hyang – a man who longs to become the next Joseon king.

The story of a crown prince named Lee Sun who fights the Pyeonsuhwe society that holds absolute power over the kingdom and also controls the water supply by privatizing it. The drama involves romance, action and court politics as the Crown prince, Lee Sun fights heroically on behalf of the people and Han Ga Eun finds herself falling in love with him instead of avenging the execution of her father at his hands. In “The Emperor: Owner of the Mask,” there is palace intrigue revolving around the true power behind the throne, and a plot twist when the prince switches identities with a commoner. But the overall theme of the show is love, which underlies the romance between a prince and his girl as well as the compassion for the country and people.

Born a princess and raised a soldier, Pyeong Gang is a woman with big dreams and limitless ambition. Determined to become the first Empress of Goguryeo, Pyeong Gang will stop at nothing to make her dream come true. Clever and level-headed, Pyeong Gang is well aware of the obstacles that stand in her way, but she's more than capable of taking them on. However, things take an unexpected turn the day she meets On Dal, a peace-loving man whose sole goal in life is to live in harmony with those around him. On Dal is the exact opposite of the ambitious princess. He is an oasis of calm amid the turbulent storms in Pyeong Gang's life. The warrior princess soon finds herself falling for gentle On Dal. He's equally in love with the princess, whose heart he now possesses. He finds himself forsaking his principles to keep her safe, an endeavor proving to be increasingly difficult, as warring factions lethally vie for the throne. Forced to match both wits and strength against some of the most powerful people in Goguryeo, Pyeong Gang's quest for power could very well cost her everything. Does she have what it takes to realize her goals, or will the price prove to be too much to pay?

The plot follows Princess Turandot, who is cursed by a mysterious power emanating from three Mazovian bracelets that were given to her as birthday gifts. These bracelets’ life-draining effects cause the princess to become cruel, and gradually lose her humanity. Foreign princes who come to court her must solve three riddles, one for each bracelet, and only then will she be freed from the power of the bracelets. In the event any of the questions is answered incorrectly, the attempted solver would be put to death. One day, Calaf, an ordinary citizen, risks his life to answer the riddles to save her and inadvertently uncovers his own extraordinary past.