A woman seeks to take revenge when her younger sister disappears and she finds out that her sister suffered violence and sexual abuse from school bullies.

Assistant TV commercial director Choi Bo-Na is tasked with doing anything and everything at work. Due to overwork her appearance is always a complete mess, she also hasn’t dated in many years.

When cartoonist Hyun-joon falls in love with Da-hong, one of his fans, it sets up the archetypal battle between their two families, who are from rival regions. Hyun-joon comes from the politically liberal Honam region (North and South Jeolla) while Da-hong comes from the conservative Yeongnam region (North and South Gyeongsang). When the two declare their intention to marry, they are confronted with a seemingly endless number of barriers that threaten their happiness.

Yoo-Suk looks for a girlfriend who disappeared. Ae-Yeon has a fake diamond which her ex-boyfriend gave to her. Ae-Yeon was dumped by her ex boyfriend. Byung-Chan does not believe in love. Bok-Nam is in love with a friend of a friend.

Professional baduk (go) player Tae-seok loses a high-stakes game to infamous underground gambler Sal-soo, and ends up framed for the murder of his own brother and locked up in prison. He vows revenge and trains ferociously. After serving his seven-year sentence, he gets in touch with his brother’s former associate “Tricks,” hermit and blind master player “The Lord,” and skillful junkyard owner Mok-su; together, they begin formulating a plan to get back at Sal-soo and his men. Tae-seok slowly penetrates Sal-soo’s inner circle and his gambling joint, and eliminates Sal-soo’s men one by one. But Sal-soo discovers Tae-seok’s true identity and engages him in one final game that will seal the fates of the two men involved.

A series of murders resembling Ji-yoon’s horror webcomic drawings occur and detective Ki-chul unravels the terrifying truth of the comics himself.