Open the Door

Soo-jin, who lost her memories due to a horrible incident, starts suspecting her husband. She is confused between reality and illusion, truth and lies.

Kyung-min lives alone in a one-room apartment. One day, she finds traces of a stranger breaking into her room and soon a mysterious murder case begins to unravel.

Seo-jin is a widower still grieving his wife's death. Then he receives the news that his long-lost younger sister, Yoo-jin, who went missing 25 years ago, has turned up. Unlike the rest of his family, who welcome her into their arms, Seo-jin feels that Yoo-jin is a stranger.

A realtor who loves sneaking into people's homes finds the dead body of a scamming social media influencer – can he find out who did it?

A routine investigation of a shocking murder takes a bizarre twist when the killer contacts the reporter and appoints him his personal spokesman. As the killer's calls and clues increase, the reporter is lured into a deadly trap.

Jung-yoon was approached by a random stranger named Jun-woo, who told her she'd be dead in six hours. As she follows him for answers, she begins to question whether he's her savior or the one trying to put her in danger.

Jin-seok, 21-year-old, moves into a new house with his family. He suffers from a slight schizophrenia but he carries an ordinary life under the warm care of the family. His older brother Yu-seok is a decent college student, a mentor, and role model for Jin-seok. One night, his beloved brother is kidnapped by unidentified assailants before Jin-seok's eye. Jin-seok can’t recognize their faces, but can remember only the VIN that matches with no car. After long silence of 19 days, suddenly Yu-seok returns home, but remembers nothing which had happened in the meantime. And soon Jin-seok feels Yu-seok is a total stranger.

Claiming that he doesn't know his own past, a rich man enlists an ex-con with an odd bit of detective work. Gregory Arkadin says he can't remember anything before the late 1920s, and convict Guy Van Stratten is happy to take the job of exploring his new acquaintance's life story. Guy's research turns up stunning details about his employer's past, and as his work seems linked to untimely deaths, the mystery surrounding Mr. Arkadin deepens.