[3][4] It is based on the true story of an ordinary Korean housewife who was imprisoned in Martinique for two years after being wrongfully accused of drug smuggling at a Paris airport.

With Jong-bae gradually growing despondent following their financial turmoil, Jeong-yeon makes the hard decision to do a job for a seedy acquaintance.

Jeong-yeon arrives in France, but as soon as she sets foot in Orly Airport she is arrested and police discover more than 30 kilograms (66 pounds) of cocaine in her bag.

[12] In 2013, Jang published the book Lost Days, recounting her ordeal and her life after returning from prison, particularly her difficult re-adjustment to Korean society and the ostracism she and her two daughters faced.

[13] The Ministry of Foreign Affairs has been criticized by Jang and the filmmakers for its handling of the incident, citing their "diplomatic negligence" and calling them irresponsible when it comes to protecting Koreans abroad.