When you think you are stuck in a dead-end loop, hope comes knocking at your door. A man sentenced to prison for killing his father and a woman whose days are numbered according to her doctors. They come across another desperate pair ? a man an inch away from death and a teashop girl who has nothing but her debts to depend upon. Their paths cross in the most devastating moments of their lives.

Kang-wook, a law student at Seoul National University, finds himself in a tight spot financially after losing contact with his family in North Korea. He sells his own blood at a hospital to make ends meet, and there he meets and grows close to nurse Jin-young. As Kang-wook faces financial difficulties, Ki-yong, a son of a landlord's agent, appears and tricks Kang-wook into joining left-wing activities. Ki-yong's true identity is revealed by Yoon-ae, a friend from hometown, leading to his arrest. Meanwhile, Kang-wook and Jin-young marry with the blessings of Professor Park and their friends, while Kang-wook's friend Do-hyeon struggles to hide his feelings for Jin-young. Their sweet days together come to an end with the outbreak of the Korean War, separating them. Jin-young, unable to wait for Kang-wook any longer, decides to flee the war with Do-hyeon. Kang-wook, hiding at Yoon-ae's house, is eventually arrested by Ki-yong and the leftists, who had been freed from prison.

Ji-hye is a once-successful and beautiful swindler, who recently begins failing with her cons and dreams of changing her small-job life. Before her retirement, she decides to take on one last job which could change her whole life: seducing the son of a wealthy art broker family to steal the golden treasure hidden in their se- cret mansion. With the help of her daughter Ju-young, she succeeds in earning the trust of the family but it turns out to be a never ending battle. Can Ji-hye and Ju-young find the legendary treasure and start a new life?

After losing his only son, Old Kim establishes Haksagol, an all-male boarding house. Admission requires a strict exam and interview, and anyone who breaks its ten rules—such as bans on drinking or protests—is immediately expelled. This year’s top entrant, Jin-young, is secretly a female law student disguised as a man. As she struggles to hide her identity, unforeseen events begin to shake the foundations of Haksagol.